APA Style

Usry, M. (1981). Cost accounting I ; ed. 6, latihan-latihan soal-soal & jawaban (6). Yogyakarta: AK GROUP.

MLA Style

Usry, Matz. "Cost accounting I ; ed. 6, latihan-latihan soal-soal & jawaban". 6 Yogyakarta: AK GROUP, 1981. Text.