00307nam a2200109Ia 4500008004100000040003800041100002100079245003800100260003200138300001500170653001200185211228s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aWilliamson, Mark 0aAnalysis of biological population  bEdward ArnoldaLondonc1972  axi,180p p.  aBiology