Dyfyniad APA

Whetham, E. H., & Currie, J. I. (1969). Economics of African countries. Cambridge University.

Dyfyniad Arddull Chicago

Whetham, Edith H., and Jean I. Currie. Economics of African Countries. London: Cambridge University, 1969.

Dyfyniad MLA

Whetham, Edith H., and Jean I. Currie. Economics of African Countries. Cambridge University, 1969.

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