CEO Yun Chong-yong
Subtitle: chʻangjo wa hyŏksin ŭi lidŏ
By: Hong Ha-sang chiŭm
Edition: Chʻopʻan. 
Publisher: Wijŭdŏm Hausŭ
Published: 2007
Place of publication: Sŏul-si
Language: kor
Number of pages: 236
ISBN-13: 9788960860094
Subjects: Chief executive officers; Biography; Samsŏng Chŏnja