Uri ŭi hyŏpcho saenghwal.
Subtitle: Working together.
Publisher: s.n.]
Published: 1953
Place of publication: [S.l
Language: kor
Number of pages: 94
Other titles: Working together
Notes: "Che-2 chʻongsŏ Kongdong saenghwal = Series II, Living together."

"Korean language version."

Hanʼguk Kyogwasŏ Changsŏ (Library of Congress)