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100   $a20030910d1914----km-y0itay50------ba
101 0 $afre
200 1 $aPyrites au Canada$egisements, exploitation, preparation, usages$fAlfred W.G. Wilson.
210   $aOttawa$cImpr. du Gouvernment$d1914
215   $a204 p.$d25 cm
610 0 $aGiacimenti minerari
610 0 $aPirite
676   $a553.66
700  1$aWilson,$bAlfred William Gunning$069187
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990001621130403321
952   $a60 549.9 B 4$b20473$fFAGBC
959   $aFAGBC
996   $aPyrites au Canada$9369736
997   $aUNINA