@book{5632,
	author = {Hiemstra, Wim.},
	title = {Let farmers judge :},
	publisher = {Intermediate Technology Publications,},
	year = {1992.},
	address = {London, U.K. :},
	url = {http://www.loc.gov/catdir/enhancements/fy1116/99939619-t.html}
}