Calder, A. (2013). Nine steps to success: An ISO27001:2013 implementation overview (Second edition.). IT Governance Publishing.
Chicago-Zitierstil (17. Ausg.)Calder, Alan. Nine Steps to Success: An ISO27001:2013 Implementation Overview. Second edition. Ely, United Kingdom: IT Governance Publishing, 2013.
MLA-Zitierstil (9. Ausg.)Calder, Alan. Nine Steps to Success: An ISO27001:2013 Implementation Overview. Second edition. IT Governance Publishing, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.