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. 
 - xiv, 448 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0309039878 0309039851 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alternative agriculture<br/>Agricultural systems--Case studies.
<br/><br/><label>LC Class. No.: </label>S494.5.A65  / A43 1989