Frug, G. E. (1999). City making: Building communities without building walls. Princeton University Press.
Cita Chicago Style (17a ed.)Frug, Gerald E. City Making: Building Communities Without Building Walls. Princeton, N.J.: Princeton University Press, 1999.
Cita MLA (9a ed.)Frug, Gerald E. City Making: Building Communities Without Building Walls. Princeton University Press, 1999.
Precaución: Estas citas no son 100% exactas.