Sharks on their best behaviour  [videorecording] /  
written and presented by Mike De Gruy; produced by Michael De Gruy and Mimi Amstrong 
 - Kuala Lumpur :  Vision Four Home Video,  1991 
 - 1 videocassette (VHS) (50 min.) :  sd., col. ;  1/2 in. 
<br/><br/> Copy available in DVD format 
<br/><br/> Documentary video on sharks 
<br/><br/><label>ISBN: </label> RM 29.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sharks