McCarthy, E. J., & Perreault, W. D. (1987). Basic marketing: A managerial approach (9th ed.). Irwin.
Lua i Stíl Chicago (17ú heag.)McCarthy, E. Jerome, agus William D. Perreault. Basic Marketing: A Managerial Approach. 9th ed. Homewood, Ill.: Irwin, 1987.
Lua MLA (9ú heag.)McCarthy, E. Jerome, agus William D. Perreault. Basic Marketing: A Managerial Approach. 9th ed. Irwin, 1987.
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