2014DIN EN ISO 24802-2:2014-08 Recreational diving services - Requirements for the training of scuba instructors - Part 2: Level 2 (ISO 24802-2:2014); German version EN ISO 24802-2:2014
2014DIN EN ISO 24802-2:2014 Recreational diving services - Requirements for the training of scuba instructors - Part 2: Level 2 (ISO 24802-2:2014); German version EN ISO 24802-2:2014
1970DIN EN ISO 24802-2 E:2012-10 Training requirements for recreational diving service scuba diving instructors Part 2: Level 2 (Draft)