Ranlett, John G., author
John Wiley & Sons, 1969
Buku Teks
Kramer, Martin, author
The Carnegie Foundation , 1980
Buku Teks
Maxwell, James C., author
Henry Helt, 1955
Buku Teks
edited by James A. Britton, Jr., Lewis O. Kerwood; sponsored by Mortgage Bankers Association of America
McGraw-Hill , 1977
Buku Teks
Miles, Mike E., author
Urban Land Institute, 2000
Buku Teks