Gaya APA
Firmanzah, .
(2009).
Succesful New Product Launcing (NPL) In The LocaL Market
.
jakarta:
Salemba Empat.
Gaya MLA
Firmanzah, .
"Succesful New Product Launcing (NPL) In The LocaL Market".
jakarta:
Salemba Empat,
2009.
Text.