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.