University Oxford Press , 1984"
Buku Teks
Dept. of Civil Engineering, Vanderbilt University, 1975
Buku Teks
Gallinger, George W.
Mass. Addison-Wesley , 1987
Buku Teks
Gallinger, George W.
Massachusetts Addison-Wesley Publishing Co., 1991
Buku Teks
Wiley, 1996
Buku Teks