Bagranoff, N. A., Simkin, M. G., and Norman, C. S. (2010) Core Concepts of Accounting Information Systems, John Wiley & Sons, Inc. ISBN: 978-0-470-50702-5
Commercial Law
Sweeney, B., O‟Reilly J., and Coleman A., (2010) Law in Commerce, 4th edition, Melbourne, Australia: Lexis Nexus Butterworths.