@book{10712,
	author = {Singh, M. P.},
	title = {Teacher's handbook of mathematics /},
	publisher = {Anmol Publisher,},
	year = {2007.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/8126134631/chopaconline-20}
}