Yŏkpŏp ŭi wŏlli punsŏk
By: Yi Ŭn-sŏng chiŭm
Edition: Chʻŏtpʻan
Publisher: Chŏngŭmsa
Published: 1985
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 444
Subjects: Calendar; Astronomy
Notes: Bibliography: p. 443-444.