@book{69890,
	author = {Collen, Ben. and ebrary, Inc.},
	title = {Biodiversity monitoring and conservation},
	publisher = {Wiley-Blackwell :},
	year = {2013.},
	address = {Chichester, West Sussex, U.K. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10662543}
}