Biology of sharks and their relatives. 

 - 596 p.  ill. 
<br/><br/><label>ISBN: </label>978-1-4398-39 0-8493-1514-X  hardback 
<br/><br/><label>Subjects--Topical Terms: </label><br/>597.3--Elasmobranchii (Plagiostomata). Cartilaginous fishes. Selachii. Sharks etc