Guide to the Photographic Identification of Individual Whales Based on Their Natural and Acquired Markings
Häftad bok. Breakwater Books Ltd. 1 uppl. 1990. 77 sidor.
Mycket gott skick. 235 x 140 mm. Språk: engelska/ English. --- A practical guide to photo-identification for both the novice and the researcher. It includes photographs, illustrations and a glossary.