Cita APA (7a ed.)

Düttmann, M., Schmuck, F., Uhl, J., & Gabriel, J. W. (1981). Color in Townscape: For architects, designers and contractors for city-dwellers and other observant people. W.H. Freeman and Company.

Cita Chicago Style (17a ed.)

Düttmann, Martina, Friedrich Schmuck, Johannes Uhl, y John William Gabriel. Color in Townscape: For Architects, Designers and Contractors for City-dwellers and Other Observant People. San Francisco: W.H. Freeman and Company, 1981.

Cita MLA (9a ed.)

Düttmann, Martina, et al. Color in Townscape: For Architects, Designers and Contractors for City-dwellers and Other Observant People. W.H. Freeman and Company, 1981.