자연과사회발전의근원은무엇인가
By: Ma Chʻun-yŏng chŏ
Series: Chʻŏrhak chisik -- 4
Publisher: Chosŏn Nodongdang Chʻulpʻansa
Published: 1958
Place of publication: Pʻyŏngyang
Language: kor
Format: [Microform] /
Number of pages: 59
Subjects: Laws of Dialectical materialism
Other titles: Chayŏn kwa sahoe palchŏn ŭi kŭnwŏn ŭn muŏt inʾga