000 003090000a22001330004500
008 140223b1958 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aK:305 J8
082 _aK:305 J8
100 _aTINBERGEN (N)
245 _aStudy of instinct.
260 _aOxford
_bClarendon
_c1958
650 _aZOOLOGY
999 _c78992
_d78992