@book{11933,
	author = {Brown, P. L.},
	title = {Legumes and grasses in dryland cropping systems in the northern and central Great Plains :},
	publisher = {Agricultural Research Service, U.S. Dept. of Agriculture,},
	year = {1964.},
	series = {Miscellaneous publication / United States Department of Agriculture ;},
	address = {Washington, D.C. :}
}