1. HazCom made easier :
پدیدآورنده : J.J. Keller & Associates,
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Communication in industrial safety -- Handbooks, manuals, etc.,Hazardous substances -- Accidents -- Prevention -- Handbooks, manuals, etc.,Industrial hygiene -- Handbooks, manuals, etc.
