Gaya APA

Patandean, Y, R., Indrajit, P, R, E. (2021). Flipped Classroom (2021). Yogyakarta: Andi.

Gaya MLA

Patandean, Yulius, Roma., Indrajit, Prof., Richardus, Eko. "Flipped Classroom". 2021 Yogyakarta: Andi, 2021. Text.