Chldo ŭi yŏnʼgu
Subtitle: Tokdopŏp
By: Yi Chi-ho, Hong Si-hwan kongjŏ
Contributors: Hong, Si-hwan, author
Publisher: Ŭryu Munhwasa
Published: 1956
Place of publication: [Sŏul]
Language: kor
Number of pages: 217
Subjects: Cartography; Study and teaching