@book{11562,
	author = {Friedman, Joan and Foote, Richard Jay,},
	title = {Computational methods for handling systems of simultaneous equations :},
	publisher = {U.S. Dept. of Agriculture, Agricultural Marketing Service,},
	year = {1955.},
	series = {Agriculture handbook / United States Department of Agriculture ;},
	address = {Washington, D.C. :},
	note = {Cover title.}
}