Economic analysis of agricultural projects 
J. Price Gittinger.  
 - 2nd ed., compl. rev. and expanded, third paperback print. August 1989. 
 - Baltimore  The Johns Hopkins University Press  1989.  
 - 505 S. 
<br/><br/><label>ISBN: </label>0801829127 0801829135 (pbk.) 9780801829123 9780801829130 (pbk.)