00257nam a2200097Ia 4500080001800000100001800018245005800036260003000094300001800124583001700142  a03.02.03 K961  aKumar, Ranjit  aOn common ground : managing human-planet relationship  bJ. WileyaRexdaleCAc1992  a216 p. : ill.  c2/6/07kJOYD