Title: Uri nara kakchong inʾgu chʻugye charyo ŭi pʻyŏngga punsŏk kwa kŭ ŭi changnae chʻuse e kwanhan yŏnʾgu.
Authors: Tʻonggye Yŏnʾguhoe.
Publisher: Tʻonggye Yŏnʾguhoe,
Year: 1970
Subjects: Population forecasting.