@book{76700,
	author = {Kjellström, Björn. and Elgin, Carina Kjellström.},
	title = {Be expert with map and compass, third edition},
	publisher = {WILEY,},
	year = {2009.},
	url = {http://portal.igpublish.com/iglibrary/search/WILEYB0002479.html}
}