APA Style

Adiwiyoto, J, M, K, B, Z, P, A, A. (). Kredibilitas . : Jakarta: Professional Books, 1997.

MLA Style

Adiwiyoto, James, M, Kouzes,, Barry, Z, Posner;, Alihbhasa, Anton. "Kredibilitas". : Jakarta: Professional Books, 1997, . BOOKS.