Dyfyniad APA

Benton, W. (1966). Purchasing and supply management. McGraw Hill.

Dyfyniad Arddull Chicago

Benton, W. Purchasing and Supply Management. Boston: McGraw Hill, 1966.

Dyfyniad MLA

Benton, W. Purchasing and Supply Management. McGraw Hill, 1966.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.