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100   $a20030910d1975----km-y0itay50------ba
101 0 $aeng
102   $aUS
200 1 $aAgricultural research and productivity$fRobert E. Evenson and Yoav Kislev
210   $aNew Haven$cYale University Press$aLondon$d1975
215   $aXI, 204 p.$d22 cm
225 1 $a<<A >>publication of the Economic Growth Center, Yale University
676   $aH/1.111
700  1$aEvenson,$bRobert E.$g<Robert Eugene ;$f1934- >$089186
701  1$aKislev,$bYoav$0146153
801  0$aIT$bUNINA$gRICA$2UNIMARC
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996   $aAgricultural research and productivity$9514823
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