APA
Perkins A., Huff A. & Pirouz R. (2012). Marketing. Ontario: Ivy Publishing.
Chicago
Perkins Andrew, Huff Aimee and Pirouz Raymond. 2012. Marketing. Ontario: Ivy Publishing.
Harvard
Perkins A., Huff A. and Pirouz R. (2012). Marketing. Ontario: Ivy Publishing.
MLA
Perkins Andrew, Huff Aimee and Pirouz Raymond. Marketing. Ontario: Ivy Publishing. 2012.