Balaji, B. (2014). Services Marketing and Management. Sultan Chand and Sons.
Lua i Stíl Chicago (17ú heag.)Balaji, B. Services Marketing and Management. New delhi: Sultan Chand and Sons, 2014.
Lua MLA (9ú heag.)Balaji, B. Services Marketing and Management. Sultan Chand and Sons, 2014.
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