Gaya APA

Hasibuan, D, H, M, S. (1996). Kegiatan Operasional Bank . Jakata: PT. Citra Haji Masagung.

Gaya MLA

Hasibuan, Drs., H., Malayu, S.P.. "Kegiatan Operasional Bank". Jakata: PT. Citra Haji Masagung, 1996. Text.