00414nam a2200157Ia 4500008004100000020001800041082001900059100001900078245006200097250000600159260002400165300000800189650001400197650002000211653002500231170901s2008    xx            000 0 und d  a9781402068904  a333.9516bD98C  aDyke, Fred Van 0aConservation BiologybFoundations, Concepts, Applications  a2  aUSAbSpringerc2008  a477  aEconomics  aSocial sciences  aConservation biology