Douglas, James Sholto.  1920- <br/><br/>
Forest farming :  towards a solution to problems of world hunger and conservation / with a pref. by E. F. Schumacher. 
J. Sholto Douglas & Robert A. de J. Hart ;. 
 - London :  Watkins,  1976. 
 - xiv, 197 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tree crops.