APA Style
Zenz, Gary J.. (1981).
Purchasing and the management of materials (5th ed.).
New York:
.
Chicago Style
Zenz, Gary J..
Purchasing and the management of materials.
5th ed.
New York:
,
1981.
Text.
MLA Style
Zenz, Gary J..
Purchasing and the management of materials.
5th ed.
New York:
,
1981.
Text.
Turabian Style
Zenz, Gary J..
Purchasing and the management of materials.
5th ed.
New York:
,
1981.
Print.