Gulland,  J.A.  x <br/><br/>
Fish stock assessment  A manual of basic methods 

 - x 
 - N.Y.  Wiley  1982 
 - x 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fisheries Fisheries 
<br/><br/><label>Dewey Class. No.: </label>639.2/GUF