@book{234982,
	author = {Allan, J. A.},
	title = {Virtual water :},
	publisher = {I. B. Tauris,},
	year = {2011.},
	address = {London ;},
	note = {Includes index.

P.B},
	url = {http://www.loc.gov/catdir/enhancements/fy1117/2011291083-b.html}
}