(1989). Prospects of world urbanization, 1988.
Cita Chicago (17th ed.)Prospects of World Urbanization, 1988. New York, 1989.
Cita MLA (8th ed.)Prospects of World Urbanization, 1988. 1989.
Atenció: Aquestes cites poden no estar 100% correctes.
(1989). Prospects of world urbanization, 1988.
Cita Chicago (17th ed.)Prospects of World Urbanization, 1988. New York, 1989.
Cita MLA (8th ed.)Prospects of World Urbanization, 1988. 1989.