00261nam a22001217a 4500003000400000020001500004082002000019100001400039245002300053260004100076300001000117546001200127OSt  a0711455082  a540.212bBEN/CH  aBennett,H  aChemical formulary  aLondon bGeorge Godwin Limitedc1979  a349p.  aEnglish