APA Style

John, S., Romney,Marshall, . (2004). Accounting Information Systems = Sistem Informasi Akuntansi, buku.1 (ed. 9). Jakarta: Salemba Empat.

MLA Style

John, Steinbart,Paul., Romney,Marshall, . "Accounting Information Systems = Sistem Informasi Akuntansi, buku.1". ed. 9 Jakarta: Salemba Empat, 2004. Text.