Spiegel, H. B. C. (1968). Citizen participation in urban development. Center for Community Affairs, NTL Institute for Applied Behavioral Science.
Citación estilo ChicagoSpiegel, Hans B. C. Citizen Participation in Urban Development. [Washington]: Center for Community Affairs, NTL Institute for Applied Behavioral Science, 1968.
Cita MLASpiegel, Hans B. C. Citizen Participation in Urban Development. Center for Community Affairs, NTL Institute for Applied Behavioral Science, 1968.