Wöhlbier,Reinhard H. <br/><br/>
Sampling,weighing and proportoning of basic material 

 - 1st . Ed. 
 - Germany  Trans Tech Publications  1987 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical Engineering
<br/><br/><label>Dewey Class. No.: </label>620  / WO-S