APA (7 वां संस्करण) प्रशस्ति पत्र

Robert, F. (2002). Successful Proposal Strategies for Small Businesses. Artech House.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Robert, Frey. Successful Proposal Strategies for Small Businesses. Artech House, 2002.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Robert, Frey. Successful Proposal Strategies for Small Businesses. Artech House, 2002.

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