Varshney, R. L. (2009). Marketing Management (3rd ed.). Sultan Chand and Company.
Lua i Stíl Chicago (17ú heag.)Varshney, R. L. Marketing Management. 3rd ed. New Delhi: Sultan Chand and Company, 2009.
Lua MLA (9ú heag.)Varshney, R. L. Marketing Management. 3rd ed. Sultan Chand and Company, 2009.
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