3 1 10 Discrate Mathematics and Applications Rosen. Kenneth H Additional Author mixed material 72424346 New york McGraw-hill 2003 An introduction to Discrete Mathematics and its Application Rosen. Kenneth H Additional Author mixed material 72424346 Canada McGraw-hill 2003 Discrete Mathematics and its Applications Rosen. Kenneth H Additional Author mixed material 71168818 China McGraw-hill 1998