Cowan, James
McGraw-Hill, 2000
Buku Teks
edited by Malcolm McCullough, William J. Mitchell, and Patrick Purcell
MIT Press, 1990
Buku Teks
Brock, Linda
John Wiley & Sons, 2005
Buku Referensi
edited by Adam Hardy and Necdet Teymur
Tuestion Press, 1996
Buku Teks
Phoenix Publishing Limited, 2011
Buku Referensi