NASH, Colin E. SECRETAN, P.A.D. <br/><br/>
AQUACULTURE AND RISK MANAGEMENT 

 - Delhi  Daya Publishing House, Delhi   1989 
<br/><br/><label>ISBN: </label>81 7035 148 0 
<br/><br/><label>Dewey Class. No.: </label>639.8  / SEC/A