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100   $a20090219d1969----km-y0itay50------ba
101 0 $aeng
102   $aGB
105   $ay-------001yy
200 1 $aElementary matrices for economics$fby Maurice H. Peston
210   $aLondon$cRoutledge & Kegan Paul$d1969
215   $aVIII, 110 p.$d19 cm
225 2 $aStudents library of economics
410  0$12001$aStudents library of economics
500 10$aElementary matrices for economics$946312
700  1$aPeston,$bMaurice H.$0125501
801  0$aIT$bUNIPARTHENOPE$c20090219$gRICA$2UNIMARC
912   $a000023273
951   $a212.1/56$b2964$cNAVA2$d2009
996   $aElementary matrices for economics$946312
997   $aUNIPARTHENOPE