Zachariah, P. a. R. (1996). Encyclopaedia of economics, commerce & management: Vol. 8 advertising and promotion management (ed.). Mittal.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZachariah, Peter and Rajpal. Encyclopaedia of Economics, Commerce & Management: Vol. 8 Advertising and Promotion Management. ed. New Delhi: Mittal, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZachariah, Peter and Rajpal. Encyclopaedia of Economics, Commerce & Management: Vol. 8 Advertising and Promotion Management. ed. Mittal, 1996.
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