@book{2880,
	author = {Wolf, Paul R and Wolf, Paul R.},
	title = {Elementary Surveying: an introduction to geomatics},
	publisher = {Harper Collins Pub.},
	year = {1989.},
	address = {New York},
	edition = {8th ed.},
	url = {http://10.10.170.122:8080/browse/book/12705}
}