APA-čujuhus (7. p.)

Venugopal Aparna. Effectiveness of Sales Promotion: Impact of Household Income. MBA CORE;2008.

Chicago-čujuhus (17. p.)

Venugopal Aparna. Effectiveness of Sales Promotion: Impact of Household Income. : MBA CORE;2008.

MLA-čujuhus (9. p.)

Venugopal Aparna. Effectiveness of Sales Promotion: Impact of Household Income. MBA CORE;2008.

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