Gaya APA
Wolf, J, U. et al (1994).
Begining Indonesian Through Self-Instruction Book 1 .
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Wolf, John, U.. et al.
"Begining Indonesian Through Self-Instruction Book 1".
Jakarta:
Gramedia Pustaka Utama,
1994.
Book.