DIN EN 13313:2011-02 Refrigerating systems and heat pumps - Competence of personnel; German version EN 13313:2010 / Note: To be replaced by DIN EN ISO 22712 (2018-09).
2011DIN EN 13313:2011-02 Refrigerating systems and heat pumps - Competence of personnel; German version EN 13313:2010 / Note: To be replaced by DIN EN ISO 22712 (2018-09).
2011DIN EN 13313:2011 Refrigerating systems and heat pumps - Competence of personnel; German version EN 13313:2010