This is an outdated version published on 2021-03-23. Read the most recent version. Directory of accredited professionals Die Redaktion (Author) PDF Identifiers (Article) DOI: https://doi.org/10.11588/cifayearb.2019.1.79465 Statistics Published (Versions) 2021-03-30 (2) 2021-03-23 (1) Issue 2019: Yearbook and Directory Section Other
