00473nam a2200121Ia 4500008004100000082001400041100001900055245007500074260004600149365000600195630007500201730007500276100415s9999    xx            000 0 und d  b9983a631  aMollison  Bill  aPermaculture 1 : a perennial agricultural system for human settlements  aEALLINGc1978bTRANSWORLD PUBLISHERS LTD.  b0  aPermaculture 1 : a perennial agricultural system for human settlements  aPermaculture 1 : a perennial agricultural system for human settlements