Bhatt, N. (1970). Sales promotion & incentive merchandising. Industrial Publication.
Lua i Stíl Chicago (17ú heag.)Bhatt, Nalin. Sales Promotion & Incentive Merchandising. Bombay: Industrial Publication, 1970.
Lua MLA (9ú heag.)Bhatt, Nalin. Sales Promotion & Incentive Merchandising. Industrial Publication, 1970.
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