Ergonomía. Evaluación de la comunicación verbal (ISO 9921:2003)
Ergonomics - Assessment of speech communication (ISO 9921:2003)
Ergonomie - Evaluation de la communication parlée (ISO 9921:2003)
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13.180 / Ergonomics
CTN 81/SC 5 - Ergonomics and pcicosociology
EN ISO 9921:2003 (Identical)
ISO 9921:2003 (Identical)
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