Douglas, James Sholto,  <br/><br/>
Advanced guide to hydroponics :  soilless cultivation / 
James Sholto Douglas 
 - London :  Pelham Books Ltd.,  1985 
 - 368 pages :  illustrations ;  22 cm 
<br/><br/>Includes bibliographical references  
<br/><br/><label>ISBN: </label>0720715717 (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydroponics
<br/><br/><label>LC Class. No.: </label>SB126.5 D68