Scretan,P.A.D. <br/><br/>
Aquaculture and Risk Management 

 - Delhi  Daya Publishing House  1989 
 - 32p.  24 cm. PB 
<br/><br/><label>ISBN: </label>8170351480 
<br/><br/><label>Dewey Class. No.: </label>639.2  / SEC