Steinberg, David J. (David Joel), author
Westeriew Press, 1990
Buku Teks
DeLeon-Granados, William, author
Northeastern University Press, 2000
Buku Teks
Steinberg, David J. (David Joel), author
Westview Press, 1994
Buku Teks
Place, Wayne
John Wiley & Sons, 2007
Buku Teks
Morgan, Sally
Fremantle Arts Centre Press, 1987
Buku Teks