APA aipamena

Belch George E. (2013). Advertising and Promotion (9th.). McGraw Hill.

Chicago Style aipamena

Belch George E. Advertising and Promotion. 9th. New Delhi: McGraw Hill, 2013.

MLA aipamena

Belch George E. Advertising and Promotion. 9th. McGraw Hill, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.