Neuhauser, Claudia, author
Pearson, 2011
Buku Teks
edited by David J. Patterson, Jacob Larsen
Clarendon Press, 1991
Buku Teks
Rao, K. Ranganatha, author
Prentice Hall of India, 1980
Buku Teks
Taylor and Francis, 2000
Buku Teks
Szasz, F.A., author
John Wiley & Sons, 1981
Buku Teks