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,  1991. 
 - xiv, 448 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0309039878 0309039851 (pbk.) 
<br/><br/><label>LCCN: </label>88026997  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alternative agriculture--United States.<br/>Agricultural systems--Case studies.--United States
<br/><br/><label>LC Class. No.: </label>S441  / .A46 1991 
<br/><br/><label>Dewey Class. No.: </label>630/.973