Hartman, L. M.
John Hopkins Press, 1970
Buku Teks
American Society of Civil Engineers, 1998
Buku Teks
A Halsted Press Book, 1979
Buku Referensi
sponsored by Environmental Engineering Division ; co-sponsored by Metropolitan Water Reclamation District of Greater Chicago [and others] ; in cooperation with DuPage County Department of Environmental Concerns [and others] ; edited by Thomas E. Wilson
ASCE Press, 1998
Buku Teks
Powell, Sheppard T., author
McGraw-Hill, 1954
Buku Teks