-
181Foilsithe / Cruthaithe 1974Ábhair “...Oil pollution of rivers, harbors, etc....”
LEABHAR -
182Foilsithe / Cruthaithe 1974Ábhair “...Oil pollution of rivers, harbors, etc....”
LEABHAR -
183
-
184Foilsithe / Cruthaithe 1974Ábhair “...Thermal pollution of rivers, lakes, etc. Environmental aspects Congresses....”
Imeacht comhdhála LEABHAR -
185
-
186
-
187
-
188
-
189
-
190
-
191
-
192Foilsithe / Cruthaithe 1991Ábhair “...Sewage disposal in rivers, lakes, etc....”
LEABHAR -
193de réir Oxenham, Stephen, 1953-Ábhair “...Rivers New Zealand South Wairarapa District....”
Foilsithe / Cruthaithe 1993
LEABHAR -
194Foilsithe / Cruthaithe 2014ÁbhairLEABHAR
-
195de réir Langham, Ian, 1942-Ábhair “...Rivers, W. H. R. (William Halse Rivers), 1864-1922....”
Foilsithe / Cruthaithe 1981
LEABHAR -
196
-
197
-
198Foilsithe / Cruthaithe 1978ÁbhairLEABHAR
-
199Foilsithe / Cruthaithe 1977Ábhair “...Wild and scenic rivers New Zealand....”
LEABHAR -
200Foilsithe / Cruthaithe 1972Ábhair “...Rivers Congresses....”
Imeacht comhdhála LEABHAR