Asfahl, C. Ray  , 1938- <br/><br/>
Seguridad industrial y salud 
/ C. Ray Asfahl 
 - 4ta ed 
 - Mexico  : Pearson Education  , c2000. 
 - 472p. pb. il. tablas  170 
<br/><br/><label>ISBN: </label>970-17-0331-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seguridad industrial
<br/><br/><label>Dewey Class. No.: </label>613.62 ASF