1
by Sennewald, Charles A.
Published 2013
Butterworth-Heinemann

2
by Schaufenbuel, Bradley J.
Published 2007
IT Governance Pub.

3
by Martin, James P., Cendrowski, Harry
Published 2014
John Wiley and Sons

4
by Levine, Stewart
Published 2009
Berrett-Koehler Publishers