Petzow, Günter <br/><br/>
Metallographic Etching / Günter Petzow 

 - Estados Unidos : American society for metals 
 - 131p. / 21 cm. 
<br/><br/><label>ISBN: </label>0-87170-002-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. METALLOGRAPHIC
<br/><br/><label>Dewey Class. No.: </label>669.950 28 P568m