Title: Pusan sinae pŏsŭ 50-yŏnsa : since 1963 /
Authors: Sŏ, Hyŏn-su; Pusan Kwangyŏksi Pŏsŭ Unsong Saŏp Chohap,
Year: 2014
Subjects: Buses Korea (South) Pusan.; Transportation Korea (South) Pusan History.; Urban transportation Korea (South) Pusan History.