Dyfyniad APA

Erickson, G. M. (1991). Dynamic models of advertising competition: Open - and closed - loop extensions. Kluwer.

Dyfyniad Arddull Chicago

Erickson, Gary M. Dynamic Models of Advertising Competition: Open - and Closed - Loop Extensions. Boston: Kluwer, 1991.

Dyfyniad MLA

Erickson, Gary M. Dynamic Models of Advertising Competition: Open - and Closed - Loop Extensions. Kluwer, 1991.

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