Handbook of marine mammals - Ridgway, Sam H.; Harrison, Richard J. (Richard John), 1920-1999. (London ; New York : Academic Press, 1981)
v. 1. The walrus, sea lions, fur seals, and sea otter -- v. 2. Seals -- v. 3. The sirenians and baleen whales -- v. 4. River dolphins and the larger toothed whales -- v. 5. The first book of dolphins -- v. 6. The second book of dolphins and the porpoises.
Includes bibliographies and indexes.
Keywords: Marine mammals