@book{5812,
	author = {Thomas, William Norman.},
	title = {Surveying /},
	publisher = {Ulan Press,},
	year = {1963.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/B009JVK6GE/chopaconline-20}
}