00822nam0-22003011i-450-99000200489040332120040503133304.0000200489FED01000200489(Aleph)000200489FED0100020048920030910d1965----km-y0itay50------baengUSy---a---001yyInternal factors in evolutionLaw Lancelot WhyteNew YorkGeorge Braziller1965128 p.21 cmEvoluzioneTeorie575Whyte,Lancelot Law<1896-1972>51250ITUNINARICAUNIMARCBK99000200489040332161 III A.3/562264DAGENDAGENInternal factors in evolution402961UNINA