APA-viite (7. p.)

Getis, A., Getis, J., & Fellmann, J. D. (2008). Introduction to geography (Eleventh ed.). McGraw-Hill Higher Education.

Chicago-viite (17. p.)

Getis, Arthur, Judith Getis, ja Jerome D. Fellmann. Introduction to Geography. Eleventh ed. Boston: McGraw-Hill Higher Education, 2008.

MLA-viite (9. p.)

Getis, Arthur, et al. Introduction to Geography. Eleventh ed. McGraw-Hill Higher Education, 2008.