Reitman, J. I. (1998). Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia.
Chicago Style (17. basım) AtıfReitman, Jerry I. Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia, 1998.
MLA (8th ed.) AtıfReitman, Jerry I. Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia, 1998.
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