Gaya APA

Center, B, Y, C. (2021). Pertanyaan Seputar Covid-19 . Yogyakarta: Bethesda Yakkum Care Center.

Gaya MLA

Center, Bethesda, Yakkum, Care. "Pertanyaan Seputar Covid-19". Yogyakarta: Bethesda Yakkum Care Center, 2021. Text.