THE JOURNAL OF PRODUCT INNOVATION MANAGEMENT. Elsevier Science.
Dyfyniad Arddull ChicagoTHE JOURNAL OF PRODUCT INNOVATION MANAGEMENT. New York: Elsevier Science.
Dyfyniad MLATHE JOURNAL OF PRODUCT INNOVATION MANAGEMENT. Elsevier Science.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.