Johnston, R. J. (1983). Geography and geographers: Anglo-american human geography since 1945 (2a. ed.). Edward Arnold.
Dyfyniad Arddull ChicagoJohnston, R. J. Geography and Geographers: Anglo-american Human Geography Since 1945. 2a. ed. Londres: Edward Arnold, 1983.
Dyfyniad MLAJohnston, R. J. Geography and Geographers: Anglo-american Human Geography Since 1945. 2a. ed. Edward Arnold, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.