Smith, R.T. <br/><br/>
Organic farming sustaining earth and people / 
Richard Thornton Smith 
 - Kelaniya  Centre for Sustainable Farming & Energy  2007 
 - viii, 167 pages. 
<br/><br/> Includes appendixes. 
<br/><br/><label>ISBN: </label>9958845078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Organic farming
<br/><br/><label>Dewey Class. No.: </label>631.584  / SMI