Ernst, Ing. Richard  <br/><br/>
Dictionary of industrial technology  

 - London:   Sir Isaac Pitman & Sons Ltd.,   1960 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical technology 
<br/><br/><label>Subjects--Index Terms: </label>Dictionary  
<br/><br/><label>Universal Decimal Class. No.: </label>R 66=30=20(038)   / K2.2