APA aipamena

ARMSTRONG,GARY. (2005). MARKETING (7TH.). PEARSON EDUCATION.

Chicago Style aipamena

ARMSTRONG,GARY. MARKETING. 7TH. DELHI: PEARSON EDUCATION, 2005.

MLA aipamena

ARMSTRONG,GARY. MARKETING. 7TH. PEARSON EDUCATION, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.