Crawford, M., & Di Benedetto, A. (2008). New products management (9th ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoCrawford, Merle, and Anthony Di Benedetto. New Products Management. 9th ed. Boston: McGraw-Hill, 2008.
Dyfyniad MLACrawford, Merle, and Anthony Di Benedetto. New Products Management. 9th ed. McGraw-Hill, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.