Dyfyniad APA

Shanahan,, E. (1964). South America ; an economic and regional: Geography with an historical chapter (11th ed.). Methuen.

Dyfyniad Arddull Chicago

Shanahan,, E.W. South America ; an Economic and Regional: Geography with an Historical Chapter. 11th ed. London: Methuen, 1964.

Dyfyniad MLA

Shanahan,, E.W. South America ; an Economic and Regional: Geography with an Historical Chapter. 11th ed. Methuen, 1964.

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