@book{22456,
	author = {Head, K. H. and ebrary, Inc.},
	title = {Soil classification and compaction tests},
	publisher = {Whittles Pub. ;},
	year = {2006.},
	series = {Manual of soil laboratory testing ;},
	address = {Dunbeath, Scotland :},
	edition = {3rd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10698318}
}