000 00312nam a2200121Ia 4500
008 170101s1961 xx 000 0 und d
082 _a591.5 T45C
100 _aThorpe, W.H.
245 0 _aCurrent problems in animal behaviour
260 _aLondon
_bCambridge Uvin. Pr.
_c1961
300 _axvi,424
942 _2ddc
_cB
999 _c6388
_d6388