Ŭmak
Subtitle: chunghakkyo ŭmakkwa.
By: Kim Hak-sang yŏkkŭm.
Contributors: Kim, Hak-sang.
Edition: Sujŏngbon
Publisher: Ujongsa
Published: 1959
Place of publication: Sŏul
Language: kor
Number of pages: 84
Other titles: Chunghakkyo ŭmak
Notes: "Munʼgyobu kŏmjŏngpʻil"--Cover.

Hanʼguk Kyogwasŏ Changsŏ (Library of Congress)