00266nam a22001097a 4500020001800000040000900018082001900027100001400046245003000060260003600090650003000126  a9780412617102  cNust  a620.104bCOY'S  aR.G Coyle  aSystem Dynamics Modeling   aLondon:bChapman's Hall,c1996.  aSystem Dynamics Modeling