Survey methods of appraising fishery resources / 
Food and Agricultural Organization of the United Nations;  edited by A. Saville 
 - Rome :  FAO,  c1977 
 - vi, 76 p. :  ill. ;  28 cm. 
 - FAO fisheries technical paper;  no. 171 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9251005168 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishery resources<br/>Aquatic resources
<br/><br/><label>Dewey Class. No.: </label>639.2