Balaji, B. (2006). Services marketing and management (2nd.). S. Chand &Co.
Chicago Style aipamenaBalaji, B. Services Marketing and Management. 2nd. New Delhi: S. Chand &Co, 2006.
MLA aipamenaBalaji, B. Services Marketing and Management. 2nd. S. Chand &Co, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.