Kumar, K.L., author
Tata McGraw-Hill, 1998
Buku Teks
Popov, Egor P., author
Prentice-Hall, 1999
Buku Teks
Bedford, Anthony, author
Prentice Hall-Pearson, 2005
Buku Teks
Hibbeler, R.C., author
Pearson/Prentice Hall, 2006
Buku Teks
Bedford, Anthony, author
Addison-Wesley, 1995
Buku Teks