Citazione Stile APA (7a Edizione)

Dobler, D. W., Burt, D. N., & Lee, L. (1990). Purchasing and materials management: : Tex and cases (5th ed.-.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Dobler, Donald W., David N. Burt, e Lamar Lee. Purchasing and Materials Management: : Tex and Cases. 5th ed.-. New York.-: McGraw-Hill, 1990.

Citatione MLA (9a ed.)

Dobler, Donald W., et al. Purchasing and Materials Management: : Tex and Cases. 5th ed.-. McGraw-Hill, 1990.