TY  - BOOK
AU  - Perrin,W.F.
AU  - Wursig,Bernd G.
AU  - Thewissen,J.G.M.
TI  - Encyclopedia of marine mammals
SN  - 0125513402
PY  - 2002///
CY  - San Diego
PB  - Academic
KW  - Marine mammals
KW  - Encyclopedias
N1  - Includes bibliographical references
ER  -