Gaya APA

Buku Materi Pokok BUSINESS ENGLISH PING 4448/2 SKS / Modul 1-3. (1986). BANDUNG: KARISMA.

Gaya MLA

Buku Materi Pokok BUSINESS ENGLISH PING 4448/2 SKS / Modul 1-3. . BANDUNG: KARISMA, 1986. Text.