Etiqueta de registo: 00284nx b2200109 45
001 252790
095 ## $aPTBN00217862
100 ## $a19970623apory0103 ba
102 ## $aUS
152 ## $aRPC
210 12 $aConference on current practice in cost estimating and cost control,$eAustin, Texas,$f1983
801 #0 $aPT$bBN
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