Gy, Pierre <br/><br/>
Sampling of particulate materials :  theory an practice. 

 - Amsterdam :  Elsevier,  1979. 
 - Devenlopments in geomathematics  4 .
<br/><br/><label>ISBN: </label>0444418261 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minería
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>622