Sholto Douglas, James,  1920- <br/><br/>
Beginner's guide to hydroponics :  soilless gardening / 
by James Sholto Douglas. 
 - London :  Pelham Books,  c1972. 
 - 156 p.  ill. 
<br/><br/><label>ISBN: </label>072070572X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydroponics.