Dyfyniad APA

Wright, R. I., & Stewart, C. B. (1970). New commerce. McGraw-Hill.

Dyfyniad Arddull Chicago

Wright, Richard Ian, and Campbell Bruce Stewart. New Commerce. [Sydney]: McGraw-Hill, 1970.

Dyfyniad MLA

Wright, Richard Ian, and Campbell Bruce Stewart. New Commerce. McGraw-Hill, 1970.

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