Discrete mathematics and its applications / Kenneth H. Rosen. Rosen, Kenneth H. Mathematics. Computer science Mathematics. QA39.3 .R67 2012 511 22 ROD Includes indexes. New York : McGraw-Hill, c2012. c2012. 2012 Text xx,903 p., various pagings : http://www.loc.gov/catdir/enhancements/fy1110/2011011060-b.html http://www.loc.gov/catdir/enhancements/fy1110/2011011060-d.html http://www.loc.gov/catdir/enhancements/fy1113/2011011060-t.html eng