@book{30396,
	author = {Goudie, Andrew. and ebrary, Inc.},
	title = {The human impact on the natural environment},
	publisher = {Wiley-Blackwell,},
	year = {2013.},
	address = {Chichester, West Sussex :},
	edition = {7th ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10684948}
}