Gaya APA
Retnaningrum, E. et al
(2018).
Bahan ajar mikrobiologi
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Retnaningrum, Endah. et al.
"Bahan ajar mikrobiologi".
Yogyakarta:
Gadjah Mada University Press,
2018.
Text.