Gaya APA
Levinson, J, C., Lautenslager, A.
(2005).
Guerilla marketing in 30 days
.
Yogyakarta:
ANDI.
Gaya MLA
Levinson, Jay, Conrad., Lautenslager, Al.
"Guerilla marketing in 30 days".
Yogyakarta:
ANDI,
2005.
Textbook.