APA aipamena

Jha, S. (2000). Services marketing (4th rev. ed.). HPH.

Chicago Style aipamena

Jha, S.M. Services Marketing. 4th rev. ed. Mumbai: HPH, 2000.

MLA aipamena

Jha, S.M. Services Marketing. 4th rev. ed. HPH, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.