Basiskennis informatiebeveiliging op basis van ISO27001 en ISO27002 - 2de herziene druk - Hans Baars, Jule Hintzbergen, Kees Hintzbergen, André Smulders - ebook38,10
Competence profiles, Certification levels and Functions in the project management field - Based on ICB version 3 2nd edition - Henny Portman, Jan Willem Donselaar, Bert Hedeman - ebook27,20