@book{2102,
	author = {Head, K. H., and Epps, R.},
	title = {Manual of soil laboratory testing Vol- II /},
	publisher = {Whittles Publishing,},
	year = {[2014]},
	address = {Dunbeath, Caithness, Scotland, UK :},
	edition = {Third edition.},
	note = {Includes index.}
}