Jackson, Wes. <br/><br/>
Altars of unhewn stone :  science and the earth / 
Wes Jackson. 
 - San Francisco :  North Point Press,  1987. 
 - x, 158 p. ;  24 cm. 
<br/><br/>Bibliography: p. 145-146. 
<br/><br/><label>ISBN: </label>0865472874 0865472874 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--United States.<br/>Agricultural ecology--United States.<br/>Sustainable agriculture--United States.
<br/><br/><label>LC Class. No.: </label>S441  / .J245 1987