文書鑑識의研究
By: Chŏng Chʻang-yong chŏ
Publisher: Chiphyŏnsa
Published: 1969
Place of publication: Sŏul
Language: kor
Number of pages: 97
Subjects: Forgery
Other titles: Munsŏ kamsik ŭi yŏnʾgu