Sinha, S. (1979). Complete entreprenuer and manufacturer: A project guide. Asia.
शिकागो स्टाइल उद्धरणSinha, S.K. Complete Entreprenuer and Manufacturer: A Project Guide. Bombay: Asia, 1979.
एमएलए उद्धरणSinha, S.K. Complete Entreprenuer and Manufacturer: A Project Guide. Asia, 1979.
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