Devito, Joseph A., author
Pearson Education, 2004
Buku Teks
Griffin, E.M., author
Mc Graw Hill, 2003
Buku Teks
Liaw, ponijan, author
elex media komputindo, 2004
Buku Teks
Rothwell, J. Dan, author
Mayfield , 2000
Buku Teks
Warner, Tony
Pitman, 1996
Buku Teks