Payne, A. (1998). Essence of services marketing. Prentice Hall.
Chicago Style aipamenaPayne, Adrian. Essence of Services Marketing. New Delhi: Prentice Hall, 1998.
MLA aipamenaPayne, Adrian. Essence of Services Marketing. Prentice Hall, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.