@book{21681,
	author = {Mulcahy, David E.},
	title = {Materials handling handbook / },
	publisher = {McGraw-Hill, },
	year = {1999.},
	series = {McGraw-Hill handbooks},
	address = {New York : },
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/mh023/98022675.html}
}