Dyfyniad APA
Gillis, M., Roemer, M., Snodgrass, D. R., & Perkins, D. H. (1983). Economics of development. W.W Norton.
Dyfyniad Arddull Chicago
Gillis, Malcolm, Michael Roemer, Donald R. Snodgrass, and Dwight H. Perkins. Economics of Development. New York: W.W Norton, 1983.
Dyfyniad MLA
Gillis, Malcolm, et al. Economics of Development. W.W Norton, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.