Gaya APA

H.hammer, M, F, L., Sirait, A. (1991). Akuntansi Biaya (Ed 10,jilid 1). Jakarta: Indeks.

Gaya MLA

H.hammer, Milton, F.Usry, Lawrence., Sirait, Alfonsus. "Akuntansi Biaya". Ed 10,jilid 1 Jakarta: Indeks, 1991. Text.