VanDensen, W.L.T. Steinmetz, B. Hughes,R.H. <br/><br/>
Management of freshwater fisheries  proceedings of a symposium organised by the europeon Island fisheries advisory comsn. /ed. by Van D 

 - Wagemingen  Pudoc  1990 
 - xxv,649p. 
 - European Inland Fisheries Advisory Commission, Sweden .
<br/><br/><label>ISBN: </label>9022010147 
<br/><br/><label>Dewey Class. No.: </label>639.21  / N90