Deitel, Paul J., Harvey M. Deitel, and Safari Books Online (Firm). 2014. C++: How to Program. Electronic resource. 9th ed. Vol. How to program series. Boston: Prentice Hall. http://proquestcombo.safaribooksonline.com/9780133378795.
Schildt, Herbert and MyiLibrary. 2003. C++: The Complete Reference. Electronic resource. 4th ed. New York: McGraw-Hill/Osborne. http://lib.myilibrary.com?id=86299.