Munje chungsim haengjŏnghak
By: Chŏng In-hŭng ... [et al.] kongjŏ
Edition: Chŏnjŏng sinpʻan chʻopʻan
Publisher: Pagyŏngsa
Published: 1984
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 676
Other titles: Haengjŏnghak