Gaya APA
Retnaningrum, E. et al
(2017).
Bahan Ajar Mikrobiologi
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Retnaningrum, Endah. et al.
"Bahan Ajar Mikrobiologi".
Yogyakarta:
Gadjah Mada University Press,
2017.
Text.