Gaya APA

Calvin, Robert J.. (2002). Entrepreneurial management . New York: McGraw Hill.

Gaya Chicago

Calvin, Robert J.. Entrepreneurial management. New York: McGraw Hill, 2002. Text.

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Calvin, Robert J.. Entrepreneurial management. New York: McGraw Hill, 2002. Text.

Gaya Turabian

Calvin, Robert J.. Entrepreneurial management. New York: McGraw Hill, 2002. Print.