Percy, L. (1997). Marketing research that pays off: Case histories of marketing research leading to success in the marketplace. The Haworth Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Percy, Larry. Marketing Research That Pays off: Case Histories of Marketing Research Leading to Success in the Marketplace. New York: The Haworth Press, 1997.
Παραπομπή σε μορφή MLA (8th εκδ.)Percy, Larry. Marketing Research That Pays off: Case Histories of Marketing Research Leading to Success in the Marketplace. The Haworth Press, 1997.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.