Gaya APA
Putra,, N.
(2019).
RESEARCH AND DEVELOPMENT
(
Ed. 1 Ct.5)
.
Depok:
Rajagrafindo Persada.
Gaya MLA
Putra,, Nusa.
"RESEARCH AND DEVELOPMENT".
Ed. 1 Ct.5
Depok:
Rajagrafindo Persada,
2019.
Text.