Cita APA (7th ed.)
Gardner, J. A. (1972). Urbanization in Brazil. International Urbanization Survey.
Cita Chicago (17th ed.)
Gardner, James A. Urbanization in Brazil. Nueva York, EUA: International Urbanization Survey, 1972.
Cita MLA (9th ed.)
Gardner, James A. Urbanization in Brazil. International Urbanization Survey, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.