Bourne, Mike and Bourne, Pippa (2009) Achieving high performance. Essential managers . Dk Pub, New York, N.Y. ISBN 978-0-7566-4287-7

Cravens, David W. and Piercy, Nigel (2009) Strategic marketing. McGraw-Hill/Irwin, New York, NY. ISBN 978-0-07-338100-8

Fernandes, Thomas (2009) Strategic leadership and decision making 1. Global Media, Chandni Chowk, Delhi India. ISBN 978-93-80075-65-5

Fernandes, Thomas (2009) Strategic leadership and decision making 2. Global Media, Chandni Chowk, Delhi India. ISBN 978-93-80075-66-2

Hasik, James and Rudnick, Stacey and Hackney, Ryan (2009) McGraw-Hill's GMAT, 2010 Edition 4th Edition. McGraw-Hill, New York, NY. ISBN 978-0-07-162412-1

Jaffe, Eugene D. and Hilbert, Stephen (2009) Barron's GMAT 2007–2008: Graduate Management Admission Test, 15th Edition. Barrons Educational Series, New York, NY. ISBN 978-0-7641-3993-2

Locke, Edwin (2009) Handbook of Principles of Organizational Behavior: indispensable knowledge for evidence-based management. John Wiley & Sons, West Sussex. ISBN 978-0-470-74095-8

Sinek, Simon (2009) Start With Why: How Great Leaders Inspire Everyone To Take Action. Penguin Group, New York. ISBN 978-1-59184-280-4 1