Perreault, William D. Basic Marketing. A Global-Managerial Approach [Text] : навчальні посібники / William D. Perreault ; E. Jerome Mc.Carthy — Twelfth Edition — Chicago, USA : IRWIN, 1996. — 782 p. : bibliographical references and notes: P. 783-833, I-1-I-22, G-1-G-13 ; f. f. — ("The IRWIN Series in Marketing")