000 00307nam a2200133Ia 4500
008 160316s1970 xxu||||| |||| 00| 0 eng d
020 _a
100 _aR.J. Berry
245 _aVariation In Mammalian Populations
250 _a1st
260 _aLONDON
_bACADEMIC PRESS
_c1970
300 _a403
700 _a
_a
999 _c12790
_d12790