Williams, J. F., & Brunn, S. D. (1983). Cities of the world: World regional urban development. Harper & Row.
Cita Chicago Style (17a ed.)Williams, Jack F., y Stanley D. Brunn. Cities of the World: World Regional Urban Development. New York [etc.]: Harper & Row, 1983.
Cita MLA (9a ed.)Williams, Jack F., y Stanley D. Brunn. Cities of the World: World Regional Urban Development. Harper & Row, 1983.
Precaución: Estas citas no son 100% exactas.