Gaya APA

Kurniawan, P., Budhi, M, K, S. (2017). Being A Decision Maker (Ke-1). Yogyakarta: ANDI.

Gaya MLA

Kurniawan, Paulus., Budhi, Made, Kembar, Sri. "Being A Decision Maker". Ke-1 Yogyakarta: ANDI, 2017. Text.