Sea mammals of the world: a complete guide to whales, dolphins, seals, sea lions and sea cows.
London: A & C Black, 2002. Octavo, paperback, more than 320 colour illustrations, 418 colour photographs, maps. This field guide describes in detail all 120 species of the world's whales, dolphins, porpoises, seals and sea lions, sirenians (sea cows and dugongs), sea otters, and the Polar Bear. More