Dyfyniad APA

ebrary, Inc, & Bertrand, R. L. (2011). Theories and effects of economic growth. Nova Science Publishers, Inc..

Dyfyniad Arddull Chicago

ebrary, Inc, and Richard L. Bertrand. Theories and Effects of Economic Growth. New York: Nova Science Publishers, Inc., 2011.

Dyfyniad MLA

ebrary, Inc, and Richard L. Bertrand. Theories and Effects of Economic Growth. Nova Science Publishers, Inc., 2011.

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