Kelley, E. J. (1967). Managerial marketing ; perspectives and viewpoints, a source book (3rd ed.). R. D. Irwin.
Chicago-viite (17. p.)Kelley, Eugene J. Managerial Marketing ; Perspectives and Viewpoints, a Source Book. 3rd ed. Homewood, Ill: R. D. Irwin, 1967.
MLA-viite (9. p.)Kelley, Eugene J. Managerial Marketing ; Perspectives and Viewpoints, a Source Book. 3rd ed. R. D. Irwin, 1967.
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