2014DIN EN ISO 24801-2:2014-08 Recreational diving services - Requirements for the training of recreational scuba divers - Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014); German version EN ISO 24801-2:2014
2014DIN EN ISO 24801-2:2014 Recreational diving services - Requirements for the training of recreational scuba divers - Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014); German version EN ISO 24801-2:2014
1970DIN EN ISO 24801-2 E:2012-10 Recreational Diving Services Recreational Scuba Diver Training Requirements Part 2: Level 2 Independent Diver (Draft)