000 00339nam a2200133Ia 4500
008 220721s1979 xx 000 0 und d
041 _aeng
082 _a599.74(5483)
100 _aLehner, Philip N.
245 _aHandbook of Ethological Methods
260 _aCambridge
_bUniversity Press
_c1979
300 _a672P.
999 _c82606
_d82606