Gaya APA

Siswanti, A, B., Indrajit, R, E. (2023). Problem Based Learning (cet.1.ed.1). YOGYAKARTA: ANDI.

Gaya MLA

Siswanti, Arnita, Budi., Indrajit, Richardus, Eko. "Problem Based Learning". cet.1.ed.1 YOGYAKARTA: ANDI, 2023. Text.