@book{15122,
	author = {Mackenthun, Kenneth Marsh, and Mackenthun, Kenneth Marsh,},
	title = {Environmental regulations handbook /},
	publisher = {Lewis,},
	year = {c1992.},
	address = {Boca Raton :},
	url = {http://www.loc.gov/catdir/enhancements/fy0744/91026640-d.html}
}