00375nam a2200145Ia 4500008004100000020001500041082001400056100002100070245003900091260003200130300000800162650001800170650001800188653002300206170901s1972    xx            000 0 und d  a071312346X  a575bW53A  aWilliamson, Mark 0aAnalysis of Biological Populations  aLondonbEdward Arnoldc1972  a180  aLife sciences  aPure Sciences  aPopulation biology