@book{14086,
	author = {Clayton, C. R. I. and Milititsky, J.},
	title = {Earth pressure and earth-retaining structures /},
	publisher = {Blackie Academic & Professional,},
	year = {1993.},
	address = {London ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0652/93171508-d.html}
}