Citazione Stile APA (7a Edizione)

Jackson, R. H. (1986). World regional geography: Issues for today (2nd ed.). Wiley.

Citazione stile Chigago Style (17a edizione)

Jackson, Richard H. World Regional Geography: Issues for Today. 2nd ed. New York: Wiley, 1986.

Citatione MLA (9a ed.)

Jackson, Richard H. World Regional Geography: Issues for Today. 2nd ed. Wiley, 1986.