Dyfyniad APA

Schmalensee, R. (1972). Economics of Advertising. Amasterdam, Nouth-Holland.

Dyfyniad Arddull Chicago

Schmalensee, Richard. Economics of Advertising. London: Amasterdam, Nouth-Holland, 1972.

Dyfyniad MLA

Schmalensee, Richard. Economics of Advertising. Amasterdam, Nouth-Holland, 1972.

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