00286nam a2200109Ia 450000500170000008000180001710000180003524500580005326000300011130000180014158300170015920260716043754.0  a03.02.03 K961  aKumar, Ranjit  aOn common ground : managing human-planet relationship  bJ. WileyaRexdaleCAc1992  a216 p. : ill.  c2/6/07kJOYD