Whitefield, Patrick. <br/><br/>
Permaculture in a nutshell  / 
Patrick Whitefield. 
 - Hampshire, Eng. :  Permanent Publications,  1993. 
 - 75 p. :  ill. 
<br/><br/><label>ISBN: </label>1856230031 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Permaculture.