Tonan tanghan yŏlchŏng
Subtitle: kŭdŭl ŭn chŏngmal sanŏp sŭp'ai yŏssŭlkka
By: Yun Kŏn-il chiŭm
Edition: Ch'op'an
Publisher: Sidae ŭi Ch'ang
Published: 2010
Place of publication: Sŏul-si
Language: kor
Number of pages: 227
ISBN-13: 9788959401833
Subjects: Business intelligence; Confidential business information; Trade secrets