Mitchell, Edward. <br/><br/>
Porpoise, dolphin and small whale fisheries of the world  status and problems. 
by Edward Mitchell. 
 - Morges  IUCN  1975 
 - 129p  includes bibl. 
 - IUCN monograph No.3 .
<br/><br/><label>Dewey Class. No.: </label>636.95  / N75