국민연금 30년사 1987-2017
Subtitle: kungmin kwa hamkke ilgun kungmin ŭi yŏn'gŭm
Publisher: Kungmin Yŏn'gŭm Kongdan
Published: 2021
Place of publication: Chŏlla-bukto Chŏnju-si
Language: kor
ISBN-13: 9791186392195
Other titles: Kungmin Yŏn'gŭm 30-yŏnsa 1987-2017