Dobler, D. W., & Burt, D. N. (1996). Purchasing and supply management: Text and cases (6th ed.). McGraw-Hill.
Chicago Style (17. basım) AtıfDobler, Donald W., ve David N. Burt. Purchasing and Supply Management: Text and Cases. 6th ed. New York: McGraw-Hill, 1996.
MLA (9th ed.) AtıfDobler, Donald W., ve David N. Burt. Purchasing and Supply Management: Text and Cases. 6th ed. McGraw-Hill, 1996.
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