@book{236455,
	author = {Unwin, D. and ebrary, Inc.},
	title = {Teaching geographic information science and technology in higher education},
	publisher = {Wiley Blackwell,},
	year = {2011.},
	address = {Chichester, West Sussex ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10518743}
}