Gaya APA

S.S.,MBA,CMA,CSRS, J, T., Yenawan, S. (2013). BUSINESS AND PERSONAL DEVELOPMENT (Cet 1). Yogyakarta: Andi Offset.

Gaya MLA

S.S.,MBA,CMA,CSRS, Josua, Tarigan,., Yenawan, Swenjiadi. "BUSINESS AND PERSONAL DEVELOPMENT". Cet 1 Yogyakarta: Andi Offset, 2013. Text.