@book{13583,
	author = {Hanna, Thomas H.},
	title = {Foundation instrumentation /},
	publisher = {Trans Tech Pubn,},
	year = {1973.},
	series = {Rock & soil mechanics series.},
	address = {[S.l.] :},
	edition = {1st ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/087849006X/chopaconline-20}
}