Gaya APA
Budi, D, N. (2010).
Basic english practice : buku praktik grammar conversation, speaking dan translation (I).
Yogyakarta:
Andi.
Gaya MLA
Budi, Dian, Nursalih.
"Basic english practice : buku praktik grammar conversation, speaking dan translation".
I
Yogyakarta:
Andi,
2010.
Text.