東洋그룹四十年史
Publisher: Tongyang Gŭrup 40-yŏnsa Pʻyŏnchʻan Wiwŏnhoe
Published: 1997
Place of publication: Sŏul-si
Language: kor
Number of pages: 851
Subjects: History; Tongyang Group
Other titles: Tongyang Gŭrup sasimnyŏnsa; Tongyang Gŭrup 40-yŏnsa.; Tongyang Kŭrup sasimnyŏnsa.