Penggayaan APA
ZENS, Gary J. (1981).
Purchasing and the management of materials (Ed.4).
New York:
John Wiley & Sons.
Chicago Style
ZENS, Gary J.
Purchasing and the management of materials.
Ed.4
New York:
John Wiley & Sons,
1981.
Buku.
MLA Style
ZENS, Gary J.
Purchasing and the management of materials.
Ed.4
New York:
John Wiley & Sons,
1981.
Buku.
Turabian Style
ZENS, Gary J.
Purchasing and the management of materials.
Ed.4
New York:
John Wiley & Sons,
1981.
Buku.