Dyfyniad APA

Servi, I. S. (1990). New product development and marketing. Praeger.

Dyfyniad Arddull Chicago

Servi, Italo S. New Product Development and Marketing. New York: Praeger, 1990.

Dyfyniad MLA

Servi, Italo S. New Product Development and Marketing. Praeger, 1990.

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