Kisul chibyakhyŏng chungso kiŏp ŭi siltʻae mit yuksŏng pangan chosa
Publisher: Taehan Sanggong Hoeŭiso
Published: 1987
Place of publication: Sŏul
Language: kor
Number of pages: 160
Subjects: Technological innovations; Small business
Notes: "1987. 12."