Gaya APA
benton, W.C. (2007).
Purchasing and supply management .
America:
McGraw-Hill, Inc..
Gaya Chicago
benton, W.C.
Purchasing and supply management.
America:
McGraw-Hill, Inc.,
2007.
MM.
Gaya MLA
benton, W.C.
Purchasing and supply management.
America:
McGraw-Hill, Inc.,
2007.
MM.
Gaya Turabian
benton, W.C.
Purchasing and supply management.
America:
McGraw-Hill, Inc.,
2007.
MM.