@book{18133,
	author = {Wilkinson, R. E. and Jaques, H. E.},
	title = {How to know the weeds /},
	publisher = {W.M.C. Brown,},
	year = {1979.},
	series = {Pictured key nature series},
	address = {Dubuque, Iowa :},
	edition = {3a ed.}
}