Gaya APA
Kotler, P., Roberto, E, L. (1975).
Social Marketing : Strategies For Changingpublic Behavior (First).
New York:
The Free Press.
Gaya MLA
Kotler, Philip., Roberto, Eduardo, L.
"Social Marketing : Strategies For Changingpublic Behavior".
First
New York:
The Free Press,
1975.
Text.