Himmelblau, David M., author
Pearson Education, 2004
Buku Teks
edited by Lyle F. Albright
CRC Press, 2009
Buku Referensi
Yates, Paul
Blackie Academic & Professional, 1997
Buku Teks
Yates, Paul, author
CRC Press, 2007
Buku Teks
Sackheim, George I., author
Stipes , 1993
Buku Teks