Balmer, Leslie, author
Prentice-Hall, 1997
Buku Teks
Cook, Charles E., author
Astech Hoese, 1995
Buku Teks
Santamarina, J. Carlos, author
ASCE, 1998
Buku Teks
Davenport, Wilbur B.
IEEE Press, 1987
Buku Teks
Oppenheim, Alan V., author
Prentice-Hall, 1983
Buku Teks