Title: Kaejŏng hyŏngsa sosongpŏp e ttarŭn hyŏngsa sosong sŏsik ch'ongnam [chŏnjŏngp'an 2-p'an] / Chŏng Pyŏng-sŏp p'yŏn.
Authors: Chŏng, Pyŏng-sŏp .
Publisher: Pŏmnyul Chŏngbo Sent'a,
Year: 2015