SM Jha. (1997). Service Marketing (New.).
Chicago Style aipamenaSM Jha. Service Marketing. New. Himalaya, 1997.
MLA aipamenaSM Jha. Service Marketing. New. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
SM Jha. (1997). Service Marketing (New.).
Chicago Style aipamenaSM Jha. Service Marketing. New. Himalaya, 1997.
MLA aipamenaSM Jha. Service Marketing. New. 1997.