=LDR            22        4500
=001  442
=082  04$a363.739 RIC
=100  1\$aRichardson, D. H. S.
=245  10$aBiological indicators of pollution
=260  \\$aDublin :$bRoyal Irish Acacemy,$c1987
=650  \0$aBooks
=852  \\$bFreeman Library$h363.739 RIC$zNot located