Pyŏnghak chinam ŏnhae, Hyogyŏng ŏnhae, Sinʼgan chŭngbo samnyak chikhae
Publisher: Hongmunʼgak
Place of publication: [Seoul]
Language: kor
Number of pages: 132
Other titles: Hyogyŏng ŏnhae.; Sinʼgan chŭngbo samnyak chikhae.
Notes: In Chinese and Korean.