Gaya APA

Tarigan, S, L, &, R, M. (2015). Step by Step in Developing BSC-Based . Jakarta: PT Gramedia Pustaka Utama.

Gaya MLA

Tarigan, Suwardi, Luis, &, Rina, M.. "Step by Step in Developing BSC-Based". Jakarta: PT Gramedia Pustaka Utama, 2015. Text.