Stanton, W. J., Etzel, M. J. J. a., & Walker, B. J. . J. (1991). Fundamentals of marketing (9th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Stanton, William J., Michael J. Jnt. author Etzel, juo Bruce J. Jnt.author Walker. Fundamentals of Marketing. 9th ed. New York: McGraw-Hill, 1991.
MLA-čujuhus (9. p.)Stanton, William J., et al. Fundamentals of Marketing. 9th ed. McGraw-Hill, 1991.
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