Gupta, G. (2011). Marketing of Services: Quality dimensions. New Century Publications.
Chicago Style aipamenaGupta, Garima. Marketing of Services: Quality Dimensions. Delhi: New Century Publications, 2011.
MLA aipamenaGupta, Garima. Marketing of Services: Quality Dimensions. New Century Publications, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.