@book{10423,
	author = {Besag, Frank P. and Levine, Leonard P.},
	title = {BASIC for Teachers /},
	publisher = {SAGE Publications, Inc,},
	year = {1984.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0803923295/chopaconline-20}
}