Title: Kungmin sodŭk ŭi kichʻo iron; Ssaemyuelsŭn kyŏngjehak yŏnʾgu,
Authors: Kang, O-jŏn, 1914-
Publisher: Chinmyŏng Munhwasa, Tanʾgi 4294 [1961]
Year: 1961
Subjects: Samuelson, Paul A.; Income