Gaya APA
Sutaryo, et al. (2020).
Buku praktis penyakit virus Corona 19 (Covid-19) .
Yogyakarta:
Gajah Mada University Press.
Gaya MLA
Sutaryo, . et al.
"Buku praktis penyakit virus Corona 19 (Covid-19)".
Yogyakarta:
Gajah Mada University Press,
2020.
Electronic Resource.