@book{11124,
	author = {Chandrasekaran, N.},
	title = {Discrete mathematics /},
	publisher = {Prentice-Hall of India Pvt.Ltd,},
	year = {2010.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/812033938X/chopaconline-20}
}