Makʻetʻing chosa silmuron II
Subtitle: upʻyŏn, chŏnhwa chosarŭl chungsim ŭro
By: Kang U-sŏk chŏ
Series: Nanam sinsŏ -- 123
Publisher: Nanam
Published: 1989
Place of publication: Sŏul
Language: kor
Number of pages: 335
Subjects: Marketing research; Market surveys; Telephone surveys
Notes: Includes index.