Principles of unit operations / 
Alan S. Foust ...[et al.]. 
 - New York :  Wiley,  1960. 
 - 578 p. :  ill. ;  29 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering.<br/>Chemical processes.