Environmental Hydrology

av Ward, And y D.and Elliot,William J,Eds
Publicerad 1995

Soil and water management systems

av Schwab, Glenn O; Fangmeier, Delmar D; Elliot, William J
Publicerad 1996

Soil and water conservation Engineering

av Elliot, William J, Fangmeier, Delmar D, Frevert, Richard K, Schwab, Glenn O
Publicerad 2002

Soil and water conservation Engineering

av Elliot, William J, Fangmeier, Delmar D, Frevert, Richard K, Schwab, Glenn O
Publicerad 2004

Soil and water engineering

av Elliot, William J, Fangmeier, Delmar D, Huffman, Rodney L, Schwab, Glenn O, Workman, Stephen R
Publicerad 2009