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200 1 $aCost and production functions$ereprint of the first edition$fRonald W. Shephard
210   $aBerlin [etc.]$cSpringer-Verlag$d1981
215   $aIX, 104 p.$cgraf.$d24cm
225 2 $aLecture notes in economics and mathematical systems$v194
410  0$1001000331581$12001$aLecture notes in economics and mathematical systems$v194
700  1$aSHEPHARD,$bRonald W.$0128649
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