003380000a22001330004500020001500000060000800015082001600023100001600039245004600055260003600101260000900137300000800146650005000154  a8185392943  a100  a574.503 DIC  aCollin, P H  aDictionary of ecology and the environment  aNew Delhi, Universal book stall  c1988  a197  aEcology - Dictionary Environment - Dictionary