00383nam a2200133Ia 4500008004100000082001300041100002000054245005700074260003600131300001300167490003800180600001800218650001300236140224s9999 xx 000 0 und d a575.2 L0 aWallace, Bruce. aGenetic load; its biological and conceptual aspects. aNew JerseybPrentice-Hallc1970 axi,116p. aConcepts of Modern Biology Series aBruce Wallace aGenetics