Wilson, Oscar Bryan. <br/><br/>
Introduction to theory and design of sonar transducers   
by Oscar Bryan Wilson. 
 - Los Atlos  Peninsula  1988 
 - xx, 191p 
<br/><br/><label>ISBN: </label>0932146228 
<br/><br/><label>Dewey Class. No.: </label>620.25  / N88