Dyfyniad APA

Cooper, J., & Lane, P. (1997). Pracrtical Marketing Planning. Macmillan.

Dyfyniad Arddull Chicago

Cooper, John, and Peter Lane. Pracrtical Marketing Planning. London: Macmillan, 1997.

Dyfyniad MLA

Cooper, John, and Peter Lane. Pracrtical Marketing Planning. Macmillan, 1997.

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