Cita APA (7a ed.)
Robin, J. P. (1972). Urbanization in Colombia. International Urbanization Survey.
Cita estilo Chicago (17a ed.)
Robin, John P. Urbanization in Colombia. Nueva York, EUA: International Urbanization Survey, 1972.
Cita MLA (9a ed.)
Robin, John P. Urbanization in Colombia. International Urbanization Survey, 1972.
警告：這些引文格式不一定是100％准確.