Muyŏk saŏp tokpon
By: [pʻyŏnjip kyŏm parhaengso Kodŭng Kyoyuk Tosŏ Chʻulpʻansa]
Publisher: Kodŭng Kyoyuk Tosŏ Chʻulpʻansa
Published: 1967
Place of publication: Pʻyŏngyang
Language: kor
Subjects: Commerce; International trade; Export marketing