Fellmann, J. D., Getis, A., & Getis, J. (1995). Human geography: Landscapes of human activities (4th ed.). Wm. C. Brown Publishers.
Cita Chicago (17th ed.)Fellmann, Jerome Donald, Arthur Getis, i Judith Getis. Human Geography: Landscapes of Human Activities. 4th ed. Dubuque, Iowa: Wm. C. Brown Publishers, 1995.
Cita MLA (9th ed.)Fellmann, Jerome Donald, et al. Human Geography: Landscapes of Human Activities. 4th ed. Wm. C. Brown Publishers, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.