Citazione APA

Johnston, R. J., & Sidaway, J. D. (2004). Geography and geographers: Anglo- American human geography since 1945 (6th ed.). Arnold.

Stile di citazione Chicago

Johnston, R. J., e J. D. Sidaway. Geography and Geographers: Anglo- American Human Geography Since 1945. 6th ed. London: Arnold, 2004.

Citazione MLA

Johnston, R. J., e J. D. Sidaway. Geography and Geographers: Anglo- American Human Geography Since 1945. 6th ed. Arnold, 2004.