00473nam a2200169Ia 4500082002000000100003000020245005300050260002900103300001300132500000500145690000600150700000500156952010100161964001700262921000900279999001500288  a333.73bD229.EP  aDasmann, R. F. and Others  aEcological principles for economic developmentb  aLondonbJohn Wileyc1973  ax, 252p.  a  a   a  00104070aISIbISId1998-08-25l0o333.73 D229.EPpDP7780r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a6182  c6182d6182