Burton, T.D., author
McGraw-Hill, 1994
Buku Teks
Paul, Burton, author
Prentice-Hall, 1979
Buku Teks
Maguire, J.R, author
Thomas Telford Ltd., 2000
Buku Referensi
Bedford, Anthony, author
Prentice Hall-Pearson, 2005
Buku Teks
Hibbeler, R.C., author
Pearson/Prentice Hall, 2006
Buku Teks