Sŏgyu kongŏp ŭi chŏkchŏng ipchi rŭi wihan Inchʻŏn Piin mit Yŏsu chigu ŭi pigyo yŏnʼgu pogosŏ
Publisher: Hanʼguk Kyŏngje Munje Yŏnʼguhoe
Published: 1966
Place of publication: [Sŏul]
Language: kor
Number of pages: 219
Subjects: Petroleum industry and trade