Dyfyniad APA

Gillis, M. (1987). Economics of development. New York: W.W. Norton & Company.

Dyfyniad Arddull Chicago

Gillis, Malcolm. Economics of Development. New York: W.W. Norton & Company, 1987.

Dyfyniad MLA

Gillis, Malcolm. Economics of Development. New York: W.W. Norton & Company, 1987.

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