Cooper, R. G. (1998). Product leadership: Creating and launching superior new products. Perseus Books.
استشهاد بنمط شيكاغوCooper, Robert G. Product Leadership: Creating and Launching Superior New Products. Massachussets: Perseus Books, 1998.
MLA استشهادCooper, Robert G. Product Leadership: Creating and Launching Superior New Products. Perseus Books, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.