Παραπομπή APA

Estall, H. (2012). Business continuity management systems: Implementation and certification to ISO 22301. British Informatics Society Ltd.

Παραπομπή Chicago Style

Estall, Hilary. Business Continuity Management Systems: Implementation and Certification to ISO 22301. British Informatics Society Ltd, 2012.

Παραπομπή MLA

Estall, Hilary. Business Continuity Management Systems: Implementation and Certification to ISO 22301. British Informatics Society Ltd, 2012.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.