Bohl, Charles C.
Urban Land Institute , 2002
Buku Teks
Walker, Jarrett
Island Press, 2012
eBooks
Agger, Robert E.
N.Y. John-Wiley , 1966
Buku Teks
Mayer, John Robert
Massachusetts Harvard University Press , 1965
Buku Teks
Kaiser, Edward John
University of Illinois Press, 1995
Buku Teks