Jabarkan Penyenaraian trek dari What Is Love? (EP) dalam bahasa melayu

Kredit yang diadaptasi dari catatan pelapik album.

J. Y. Park "The Asiansoul" – producer

Lee Ji-young – direction and coordination (A&R)

Jang Ha-na – music (A&R)

Kim Yeo-joo (Jane Kim) – music (A&R)

Kim Ji-hyeong – production (A&R)

Cha Ji-yoon – production (A&R)

Choi A-ra – production (A&R)

Kim Je-na (Jenna Kim) – production (A&R)

Kim Bo-hyeon – design (A&R), album art direction and design

Kim Tae-eun – design (A&R), album art direction and design, and web design

Choi Jeong-eun – design (A&R) and album art direction and design

Lee So-yeon – design (A&R), album art direction and design, and web design

Eom Se-hee – recording and mixing engineer

Choi Hye-jin – recording and mixing engineer

No Min-ji – recording engineer

Lee Ju-hyeong – recording engineer, and vocal director, keyboard, Pro Tools operator, and digital editor (on "Say Yes")

Friday of Galactika – recording engineer, and vocal producer and background vocals (on "What Is Love?" and "Stuck")

Tony Maserati – mixing engineer

James Krausse – mixing engineer

Lim Hong-jin – mixing engineer

Ko Hyeon-jeong – mixing engineer

Master Key – mixing engineer

Kwon Nam-woo – mastering engineer

Naive Production – video director

Kim Young-jo – video executive producer

Yoo Seung-woo – video executive producer

Choi Pyeong-gang – video co-producer

Jang Deok-hwa at Agency PROD – photographer

Seo Yeon-ah – web design

Son Eun-hee at Lulu – hair and makeup director

Jung Nan-young at Lulu – hair and makeup director

Choi Ji-young at Lulu – hair and makeup director

Jo Sang-ki at Lulu – hair and makeup director

Zia at Lulu – hair and makeup director

Jeon Dal-lae at Lulu – hair and makeup director

Won Jung-yo at Bit&Boot – makeup director

Choi Su-ji at Bit&Boot – makeup director

Choi Hee-seon at F. Choi – style director

Seo Ji-eun at F. Choi – style director

Lee Ga-young at F. Choi – style director

Lee Jin-young at F. Choi – style director

Park Soo-young at F. Choi – style director

Park Jin-hee at F. Choi – style director

Han Jin-joo at F. Choi – style director

Shin Hyun-kuk – management and marketing director

Freemind Choi Young-joon – choreographer

Freemind Chae Da-som – choreographer

Lee Woo-min "collapsedone" – all instruments, computer programming, guitar, synths, and piano (on "What Is Love?")

E.Na – background vocals (on "What Is Love?" and "Stuck")

Park Soo-min – background vocals (on "What Is Love?", "Sweet Talker" and "Ho!")

Erik Lidbom – all instruments, computer programming, and digital editor (on "Sweet Talker")

Armadillo – vocal director (on "Sweet Talker")

Jiyoung Shin NYC – additional editor (on "Sweet Talker", "Ho!", and "Dejavu")

The Elev3n – all instruments, computer programming, and digital editor (on "Ho!")

Kim Seung-soo – vocal director (on "Ho!")

Mental Audio (Eirik Johansen and Jan Hallvard Larsen) – all instruments and computer programming (on "Dejavu")

Hayley Aitken – background vocals (on "Dejavu")

Anne Judith Wik – background vocals (on "Dejavu")

Jowul – vocal director (on "Dejavu")

Jeon Jae-hee – background vocals (on "Say Yes")

Jeok Jae – guitar (on "Say Yes")

Kim Byeong-seok – bass (on "Say Yes")

Frants – all instruments, computer programming, synth, bass, and drum (on "Stuck")

Shane – guitar (on "Stuck")

JYPE Studios, Seoul, Korea Selatan

Mirrorball Studios, Hollywood Utara, California

JYPE Studios, Seoul, Korea Selatan

Koko Sound, Seoul, Korea Selatan

Studio Instinct, Seoul, Korea Selatan

821 Sound, Seoul, Korea Selatan

821 Sound Mastering, Seoul, Korea Selatan

Kedai utama Imvely "Velyne", Seoul, Korea Selatan

Sumber bahasa Korea CS1 (ko)