Chʻŏlgang sanŏp ŭi insa chedo
Subtitle: POSCO chikkŭp chʻegye yŏnʼgu /yŏnʼgu chʻaegimja Chʻoe Chong-tʻae ; yŏnʼguwŏn Pak Chun-sŏng, Pak Ki-chʻan, Pang Yŏn-gŭn.
Contributors: Chʻoe, Chong-tʻae.; Pak, Chun-sŏng.
Edition: Chʻopʻan
Series: Nosa yŏnʼgu chʻongsŏ -- 1
Publisher: Sŏul Taehakkyo Chʻulpʻanbu
Published: 1990
Place of publication: Sŏul
Language: kor
Number of pages: 286