Dyfyniad APA

Gordon, L. j., & Lee, S. M. (1977). Economics for consumers (7th ed.). Divan Nostrand.

Dyfyniad Arddull Chicago

Gordon, Leland j., and Stewart M. Lee. Economics for Consumers. 7th ed. New York: Divan Nostrand, 1977.

Dyfyniad MLA

Gordon, Leland j., and Stewart M. Lee. Economics for Consumers. 7th ed. Divan Nostrand, 1977.

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