Cita APA (7th ed.)

lands and people. (1976). Lands of People: Europe Vol 3. Grolier incorporated.

Cita Chicago (17th ed.)

lands and people. Lands of People: Europe Vol 3. New York: Grolier incorporated, 1976.

Cita MLA (9th ed.)

lands and people. Lands of People: Europe Vol 3. Grolier incorporated, 1976.

Atenció: Aquestes cites poden no estar 100% correctes.