Thygerson.A.L. <br/><br/>
Essentials Of Safty. 

 - 3rd Ed. 
 -  Prentice Hall of India Private Limited  1986 
 - XII, 99p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>MAN
<br/><br/><label>Dewey Class. No.: </label>658.0289  / THY