000 00322nam a2200133Ia 4500
008 170324s9999 xx 000 0 und d
082 _a599.018
100 _a"Purves, P.E."
245 0 _aEcholocation in whales and dolphins
260 _b"Academic Press (London) Ltd.,"
260 _c1983
365 _b0.00
942 _cBK
999 _c6857
_d6857