00304nam a2200097Ia 4500008004100000082004400041100001400085245007300099260002600172300000800198140113s9999    xx            000 0 und d  a"016:632.693.2:632.9""1960/69""   L1.4"  aWHO & FAO  aBibliogralphy on Rodent Pest Biology and control. 1960-1969 Part IV.  a1971bWHO & FAOcRome  a206