@book{180034,
	author = {Drucker, Peter Ferdinand,},
	title = {Management challenges for the 21st century},
	publisher = {HarperBusiness},
	year = {c1999.},
	address = {New York},
	edition = {1st ed.},
	note = {Includes index.},
	url = {http://lcweb.loc.gov/catdir/toc/99017087.html}
}