Citazione Stile APA (7a Edizione)

Fellmann, J. D., Getis, A., & Getis, J. (2003). Human geography: Landscapes of human activities (7th ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Fellmann, Jerome Donald, Arthur Getis, e Judith Getis. Human Geography: Landscapes of Human Activities. 7th ed. Boston: McGraw-Hill, 2003.

Citatione MLA (9a ed.)

Fellmann, Jerome Donald, et al. Human Geography: Landscapes of Human Activities. 7th ed. McGraw-Hill, 2003.