Παραπομπή APA
Johnston, R. J., Gregory, D., & Smith, D. M. (1994). The dictionary of human geography (3rd ed.). Oxford, UK ; Cambridge, Mass., USA: Blackwell Reference.
Παραπομπή Chicago StyleJohnston, Ronald John,, Derek Gregory, and David Marshall Smith. The Dictionary of Human Geography. 3rd ed. Oxford, UK ; Cambridge, Mass., USA: Blackwell Reference, 1994.
Παραπομπή MLAJohnston, Ronald John,, Derek Gregory, and David Marshall Smith. The Dictionary of Human Geography. 3rd ed. Oxford, UK ; Cambridge, Mass., USA: Blackwell Reference, 1994.
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