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100   $a20030910d--------km-y0itay50------ba
101 0 $aita
102   $aIT
200 1 $aCommercial Fertilizers$eTheir Sources and Use$fBy Gilbeart H. Collings.
210   $aNew York$cMcGraw-Hill$d1955.
215   $axi, 617 p.$cill.$d24 cm
676   $aH/1.114
700  1$aCollings,$bGilbeart H.$0146195
801  0$aIT$bUNINA$gRICA$2UNIMARC
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952   $aH/1.114 COL$b033978$fSES
959   $aSES
996   $aCommercial Fertilizers$9514959
997   $aUNINA