Gaya APA

Ramli, S. (2019). SMART SAFETY (SMK3 BERBASIS PERILAKU) (Cet. 1). : Prosafe Institute.

Gaya MLA

Ramli, Soehatman. "SMART SAFETY (SMK3 BERBASIS PERILAKU)". Cet. 1 : Prosafe Institute, 2019. Text.