Fritz Trillmich Pinnipeds and ei nino : Responses to environmental stress - Berlin Springer Verlag 1991 - 293p Fritz Trillmich & Kathryn A. Ono: Pinnipeds and ei nino : Responses to environmental stress. Berlin. Springer Verlag, 1991. 3-540-53634-5--(574.5263TRI) ENGLISH ISBN: 3-540-53634-5 Dewey Class. No.: 574.5263 / TRI