Gaya APA
Levinson, J, C., Lautenslager, A.
(2005).
Guerrilla marketiong In 30 Days
.
Jogyakarta:
Andi.
Gaya MLA
Levinson, Jay, Conrad., Lautenslager, Al.
"Guerrilla marketiong In 30 Days".
Jogyakarta:
Andi,
2005.
Buku.