Kerber, R. L. (2007). Strategic product creation: Deliver customer satisfaction from every level of your company. New York: McGraw-Hill.
Παραπομπή Chicago StyleKerber, Ronald L. Strategic Product Creation: Deliver Customer Satisfaction From Every Level of Your Company. New York: McGraw-Hill, 2007.
Παραπομπή MLAKerber, Ronald L. Strategic Product Creation: Deliver Customer Satisfaction From Every Level of Your Company. New York: McGraw-Hill, 2007.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.