Citazione Stile APA (7a Edizione)

Gottmann, J. (1969). A geography of Europe (4. ed.). Holt, Rinehart and Winston.

Citazione stile Chigago Style (17a edizione)

Gottmann, Jean. A Geography of Europe. 4. ed. New York [u.a.]: Holt, Rinehart and Winston, 1969.

Citatione MLA (9a ed.)

Gottmann, Jean. A Geography of Europe. 4. ed. Holt, Rinehart and Winston, 1969.