Martin, James
Prentice-Hall, 1990
Buku Teks SO
Natale, Christopher
Fairchild Books, 2009
Buku Teks
edited by Ivan M. Viest, Joseph P. Colaco, Richard W. Furlong
ASCE; McGraw-Hill, 1997
Buku Teks
McLeod, Donald
Dryad Press, 1971
Buku Teks
Traister, John E.
McGraw-Hill, 1985
Buku Teks