International Labour Conference
Safety in the use of chemicals at work
International Labour Conference, International Labour Office · 1989
פרטי הספר
- שנה
- 1989
- שפה
- English
- הוצאה
- International Labour Org
- מהדורות
- 1
- ISBN
- 9789221066668
מקור הנתונים: Wikidata
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