Hartland, Stanley <br/><br/>
Counter-current extraction :  an introduction to the design and operation of counter-current extractors / 
by Stanley Hartland 
 - Oxford :  Pergamon Press,  1970 
 - xxii, 257 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0080129765 
<br/><br/><label>LCCN: </label>69-017867 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Extraction (Chemistry)