Alternative agriculture / 
Committee on the Role of Alternative Farming Methods in Modern Production Agriculture, Board on Agriculture, National Research Council. 
 - Washington, D.C. :  National Academy Press,  1989. 
 - 448 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0309039878 
<br/><br/><label>LCCN: </label>88-026997 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alternative agriculture--United States.<br/>Agricultural systems--Case studies.--United States