APA-ийн эшлэл(7 дахь хэвлэлт)

Drewitt, T. (2013). A manager's guide to ISO22301: Practical guide to developing and implementing a business continuity management system. IT Governance Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Drewitt, Tony. A Manager's Guide to ISO22301: Practical Guide to Developing and Implementing a Business Continuity Management System. Ely, Cambridgeshire: IT Governance Publishing, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Drewitt, Tony. A Manager's Guide to ISO22301: Practical Guide to Developing and Implementing a Business Continuity Management System. IT Governance Publishing, 2013.