Dyfyniad APA

Wilson, A. (1968). Marketing of Industrial products. Hutchinson.

Dyfyniad Arddull Chicago

Wilson, Aubrey. Marketing of Industrial Products. London: Hutchinson, 1968.

Dyfyniad MLA

Wilson, Aubrey. Marketing of Industrial Products. Hutchinson, 1968.

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