Cita APA (7th ed.)

GOTTMANN, J. A geography of Europe.-- ed.4. Holt.

Cita Chicago (17th ed.)

GOTTMANN, Jean. A Geography of Europe.-- Ed.4. New York: Holt.

Cita MLA (9th ed.)

GOTTMANN, Jean. A Geography of Europe.-- Ed.4. Holt.

Atenció: Aquestes cites poden no estar 100% correctes.