Gaya APA

Siregar, A, R. et al (2021). Bahan Ajar Mikrobiologi . Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Siregar, Abdul, Rahman. et al. "Bahan Ajar Mikrobiologi". Yogyakarta: Gadjah Mada University Press, 2021. Text.