Chunggongŏp ŭi kaebal chŏllyak e kwanha yŏnʼgu
Subtitle: chʻŏlgang mit kigye kongŏp ŭl chungsim ŭro
Series: Its Saengsansŏng yŏnʼgu -- che 123-chip
Publisher: Hanʼguk Saengsansŏng Ponbu Sanŏp Kyŏngje Yŏnʼguso
Published: 1971
Place of publication: [Sŏul]
Language: kor
Number of pages: 148
Subjects: Iron industry and trade; Machinery; Trade and manufacture