TY  - BOOK
AU  - Burton,Maurice
AU  - Burton, Jane,
TI  - In their element: the story of water mammals 
U1  - 599 
PY  - 1960///
CY  - London
PB  - Abelard-Schuman
KW  - Mammals
KW  - Marine animals
KW  - Freshwater animals
ER  -