@book{104435,
	author = {Loftin, M. Kent. and ebrary, Inc.},
	title = {Standard handbook for civil engineers},
	publisher = {McGraw-Hill,},
	year = {c2004.},
	address = {New York :},
	edition = {5th ed.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10180022}
}