APA-referens (7:e uppl.)

Vyas , H. .. (2009). Consumer behaviour. Paradise Publisher.

Chicago-referens (17:e uppl.)

Vyas , Hitesh .D. Consumer Behaviour. Jaipur: Paradise Publisher, 2009.

MLA-referens (9:e uppl.)

Vyas , Hitesh .D. Consumer Behaviour. Paradise Publisher, 2009.