Dyfyniad APA

Bowbrick, P. (1992). The economics of quality, grades, and brands. Routledge.

Dyfyniad Arddull Chicago

Bowbrick, Peter. The Economics of Quality, Grades, and Brands. London: Routledge, 1992.

Dyfyniad MLA

Bowbrick, Peter. The Economics of Quality, Grades, and Brands. Routledge, 1992.

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