Gaya APA
Darmawan, A., dkk, .
(2020).
Studi Kelayakan Bisnis
(
Cet. 1)
.
Purwokerto:
UM Purwokerto.
Gaya MLA
Darmawan, Akhmad., dkk, .
"Studi Kelayakan Bisnis".
Cet. 1
Purwokerto:
UM Purwokerto,
2020.
Text.