@book{51069,
	author = {Escohotado Espinosa, Antonio,  and Symington, Kenneth A. },
	title = {A brief history of drugs :},
	publisher = {Park Street Press,},
	year = {1999.},
	address = {Rochester, Vt. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0644/99022763-b.html}
}