00298nam a2200109Ia 4500080001800000100002400018245004700042250002300089260004100112300001600153583001900169  a07.01.02 G536  aGittinger, J. Price  aEconomic analysis of agricultural projects  a2 ed. rev. and enl  bJohn Hopkins U.P.aBaltimoreUSc1982  axxi, 505 p.  c3/7/00kM2LMGR