Pfeiffer, Ehrenfried <br/><br/>
Pfeiffer's introduction to biodynamics 

 - Edinburgh  Floris Books  2011 
 - 87p.  20cm 
<br/><br/><label>ISBN: </label>9780863158483 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bio dynamic farming<br/>Organic farming
<br/><br/><label>Dewey Class. No.: </label>631.584  / PFE