@book{58388,
	author = {Zhang, Wen-Jun. and ebrary, Inc.},
	title = {Grasslands},
	publisher = {Nova Science Publishers,},
	year = {c2012.},
	series = {Environmental health--physical, chemical and biological factors},
	address = {Hauppauge, N.Y. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10676480}
}