TY  - BOOK
AU  - Boyd,I.L.
TI  - Marine mammals: advances in behavioural and population biology 
SN  - 0198540698
PY  - 1993///
CY  - Oxford
PB  - Oxford University Press
KW  - Marine mammals
KW  - Behavior
KW  - Congresses
N1  - 'Published for the Zoological Society of London by Clarendon Press, Oxford'
ER  -