Benton, Ted
Palgrave Macmillan, 2011
Buku Teks
Benton, Ted
Design , 2001
Buku Teks
James P Sterba
Routledge, 2001
Buku Teks
edited by David J. Rothman and Sheila M. Rothman
Basic Books, 1975
Buku Teks
Phillips, D.C.
Stanford University Press, 1976
Buku Teks