Servi, I. S. (1990). New product development and marketing. Praeger.
Chicago Edition CitationServi, Italo S. New Product Development and Marketing. New York: Praeger, 1990.
MLA citiranjeServi, Italo S. New Product Development and Marketing. Praeger, 1990.
Opozorilo: Ti citati niso vedno 100% točni.