Sijang chosa pangbŏmnon
By: O Sang-nak, Yŏ Un-sŭng kongjŏ
Contributors: Yŏ, Un-sŭng
Publisher: Taeyŏngsa
Published: 1983
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 811
Subjects: Methodology; Marketing research
Notes: Includes bibliographical references and indexes.