Gastil, Raymon W.
Princeton Architectureal Press, 2002
Buku Teks
Aldine Publishing, 1970
Buku Teks
Irena Omelaniuk
Springer, 2012
eBooks
Rosenfeld, Paul
University of Illinois, 1961
Buku Teks
Rutherfurd, Edward
Ballantine Books Trade Paperbacks, 2010
Buku Teks