Shankar, R. (2002). Services Marketing the Indian Perspective (7th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Shankar, Ravi. Services Marketing the Indian Perspective. 7th ed. New Delhi: McGraw-Hill, 2002.
Cita MLA (9th ed.)Shankar, Ravi. Services Marketing the Indian Perspective. 7th ed. McGraw-Hill, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.