This overview of cetaceans and detailed species accounts was intended to be read alongside the Action Plan for Conservation of Dolphins, Porpoises and Whales: 1988-1992 (Perrin 1989).
Available to download.
Cooke, J. and Klinowska, M. 1991. Dolphins, Porpoises and Whales of the World: the IUCN Red Data Book. IUCN, Gland, Switzerland and Cambridge, UK.