Sandler, Stanley
John Wiley & Sons, 2006
Buku Teks
Carrington, Gerald
Oxford University Press, 1994
Buku Teks
Lewis, Gilbert Newton
McGraw-Hill, 1961
Buku Teks
Tester, Jefferson W
Prentice-Hall, 1997
Buku Teks
Owen, David R.
Springer-verlag , 1984
Buku Teks