Sŏbisŭ sanŏmnon
By: O Chŏng-hwan, Kang Chong-suk, Ha Chʻang-yong pʻyŏnjŏ
Publisher: Myŏngbo Chʻulpʻansa
Published: 1986
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 232
Subjects: Service industries
Notes: Bibliography: p. 227-232.