TY  - BOOK
AU  - Schevill,William Edward
ED  - International Conference on the Biology of Whales 
TI  - The whale problem: a status report 
SN  - 0-674-95075-5
AV  - QL737 .C4 I58 1971
PY  - 1974///
CY  - Cambridge, Mass.
PB  - Harvard University
N1  - Incluye bibliografia
ER  -