000 00293nam a2200097 4500
245 _aMammals of the sea : biology and medicine
_cedited by Sam H. Ridgway
710 _aRidgway, Sam H.
260 _aSpringfield
_bCharles C. Thomas
_cc1972
300 _axiii,812p.:ill.; 26cm.
082 _a599.745
_bRID
999 _c25760
_d25760