Gaya APA
Muhammadiyah, M, P.
(2020).
Panduan Covid-19
.
Yogyakarta:
MCCC PP Muhammadiyah.
Gaya MLA
Muhammadiyah, MCCC, PP.
"Panduan Covid-19".
Yogyakarta:
MCCC PP Muhammadiyah,
2020.
Text.