Gaya APA
m.pd, D, M, L, M. (1989).
Social marketing : strategies for changing public behavior .
New York:
The Free Press.
Gaya MLA
m.pd, Drs.h.abdul, Madjid, Latief,, M.m,.
"Social marketing : strategies for changing public behavior".
New York:
The Free Press,
1989.
Text.