Gaya APA

Johnson, P. Fraser. (2015). Purchasing and Supply Management (15th Edition). : McGraw-Hill Education.

Gaya Chicago

Johnson, P. Fraser. Purchasing and Supply Management. 15th Edition : McGraw-Hill Education, 2015. Text.

Gaya MLA

Johnson, P. Fraser. Purchasing and Supply Management. 15th Edition : McGraw-Hill Education, 2015. Text.

Gaya Turabian

Johnson, P. Fraser. Purchasing and Supply Management. 15th Edition : McGraw-Hill Education, 2015. Print.