White, C. L., & Foscue, E. J. (1946). Regional geography of Anglo-America. Prentice-Hall.
Dyfyniad Arddull ChicagoWhite, Charles Langdon, and Edwin Jay Foscue. Regional Geography of Anglo-America. New York: Prentice-Hall, 1946.
Dyfyniad MLAWhite, Charles Langdon, and Edwin Jay Foscue. Regional Geography of Anglo-America. Prentice-Hall, 1946.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.