Report on survey in cement factories 

 - Delhi  Manager of Publications India         1965 
 - 60p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cement Industry
<br/><br/><label>Dewey Class. No.: </label>X9(D35):95.2.N61t4, K5/GD