APA
Wright R., . (1999). Marketing : origins, concepts, environment. Business Press: Austraia.
Chicago
Wright Ray, . 1999. Marketing : origins, concepts, environment. Business Press: Austraia.
Harvard
Wright R., . (1999). Marketing : origins, concepts, environment. Business Press: Austraia.
MLA
Wright Ray, . Marketing : origins, concepts, environment. Business Press: Austraia. 1999.