Johnston, R. J. (1991). Geography and geographers: Anglo- American human geography since 1945 (Fourth ed.). London: Edward Arnold.
Chicago ZitierstilJohnston, R. J. Geography and Geographers: Anglo- American Human Geography Since 1945. Fourth ed. London: Edward Arnold, 1991.
MLA ZitierstilJohnston, R. J. Geography and Geographers: Anglo- American Human Geography Since 1945. Fourth ed. London: Edward Arnold, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.