Gaya APA
Arif, M.
(2017).
Pemodelan sistem
(
Ed. 1. Cet. 2)
.
Yogyakarta:
Deepublish.
Gaya MLA
Arif, Muhammad.
"Pemodelan sistem".
Ed. 1. Cet. 2
Yogyakarta:
Deepublish,
2017.
Text.