Gaya APA
Preston, C. (2012).
Event Marketing: How to Successfully Promote Events, Festival, Conventions and Exposition (2nd Ed.).
Hoboken:
John Wiley and Sons, Inc..
Gaya MLA
Preston, Chris.
"Event Marketing: How to Successfully Promote Events, Festival, Conventions and Exposition".
2nd Ed.
Hoboken:
John Wiley and Sons, Inc.,
2012.
BUKU.