Whales, dolphins, and porpoises of the western North Atlantic / Stephen Leatherwood, David K. Caldwell, and Howard E. Winn, with special assistance by William E. Schevill and Melba C. Caldwell.
Caldwell, David Keller,
Winn, Howard Elliott,
U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service,
North Atlantic Ocean
NOAA technical report NMFS CIRC ; 396