APA aipamena

Srinivasan R. (2012). Services marketing (3rd ed.). PHI Learning.

Chicago Style aipamena

Srinivasan R. Services Marketing. 3rd ed. New Delhi: PHI Learning, 2012.

MLA aipamena

Srinivasan R. Services Marketing. 3rd ed. PHI Learning, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.