Macmillan, 1967
Buku Teks
Grossman, 1967
Buku Teks
American Society of Civil Engineers and the Water Pollution Control Federation., 1969.
Buku Teks
Dicken, Samuel N.
Ginn and comp., 1970
Buku Teks
Ancheta, Angelo N.
Rutgers University Press, 1998
Buku Teks