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101 0 $aita
105   $ay-------001yy
200 1 $aElementary Differential Equations$fR.L.E. Schwarzenberger
210   $aLondon$cChapman and Hall LTD$d1969
215   $aXII, 98 p.$d21 cm
225 1 $aChapman and Hall mathematics series
676   $a515.352
700  1$aSchwarzenberger,$bR. L. E.$041626
801  0$aIT$bUNINA$gRICA$2UNIMARC
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952   $a02 29 D 16$b1869$fFINBN
959   $aFINBN
996   $aElementary differential equations$9341415
997   $aUNINA
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