International catalogue of occupational safety and health films. 

 - 6th ed. 
 - Geneva :  The Office,  1969. 
 - Occupational safety and health series ;  17 .
<br/><br/> English, French and Spanish. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial safety -- Film catalogs.--Industrial safety -- Film catalogs.<br/>Industrial hygiene -- Film catalogs.--Industrial hygiene -- Film catalogs.