Hallei hyesŏng kwa tae uju
Subtitle: Halley's comet
By: Cho Kyŏng-chʻŏl chiŭm]
Edition: Chʻopʻan
Publisher: Chŏngŭm Munhwasa
Published: 1985
Place of publication: Sŏul
Language: kor
Number of pages: 293
Other titles: Halley's comet.