Categorie di corso: World Organisation of Scuba Diving (WOSD) World Organisation of Scuba Diving (WOSD) / World Organisation of Scuba Diving (WOSD) / / (W_DL1) - World Organisation of Scuba Diving (WOSD) / / (W_DL2) - World Organisation of Scuba Diving (WOSD) / World Organisation of Scuba Diving (WOSD) / / (W_EQUIP) - World Organisation of Scuba Diving (WOSD) / / (W_MLD) - World Organisation of Scuba Diving (WOSD) / / (W_NAV) - World Organisation of Scuba Diving (WOSD) / / (W_NIGHT) - World Organisation of Scuba Diving (WOSD) / World Organisation of Scuba Diving (WOSD) / / (W_ICEL1) - World Organisation of Scuba Diving (WOSD) / World Organisation of Scuba Diving (WOSD) / / (W_RESC) - World Organisation of Scuba Diving (WOSD) / World Organisation of Scuba Diving (WOSD) / / World Organisation of Scuba Diving (WOSD) / / / (W_NAV_I) - World Organisation of Scuba Diving (WOSD) / / / (W_NIGHT_I) - World Organisation of Scuba Diving (WOSD) / / World Organisation of Scuba Diving (WOSD) / / / (W_ICEL1_I) - International Association for Handicapped Divers (IAHD) International Association for Handicapped Divers (IAHD) / International Association for Handicapped Divers (IAHD) / / (I_OWD) -