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1de réir Blaker, David (David Neville)Ábhair “...Environmental protection Juvenile literature....”
Foilsithe / Cruthaithe 1994
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2de réir Donegan, LukeÁbhair “...Environmental protection Study and teaching...”
Foilsithe / Cruthaithe 2001
LEABHAR -
3
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4
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5
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6
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7de réir Hunt, DavinaÁbhair “...Environmental protection Problems, exercises, etc. Juvenile literature....”
Foilsithe / Cruthaithe 1997
LEABHAR