APA Style
Zaltman, G., Barabba, V, P. (1997).
Hearing the Voice of the Market: Menyimak Suara Pasar .
Jakarta:
Gramedia Pustaka Utama,.
MLA Style
Zaltman, Gerald., Barabba, Vincent, P..
"Hearing the Voice of the Market: Menyimak Suara Pasar".
Jakarta:
Gramedia Pustaka Utama,,
1997.
Books.