Smith, Margaret M. <br/><br/>
Sea and shore dangers :  Their recognition, avoidance and treatment / 
Margaret M. Smith. 
 - Durban :  Time Printers,  1980. 
 - 65 p. ;  il., fotografías ;  22 cm. 
<br/><br/><br/>Inglés 
<br/><br/><label>ISBN: </label>0949980846  Normal 
<br/><br/><label>Subjects--Index Terms: </label>Conservation Conservación Marine areas Áreas marinas 
<br/><br/><label>Dewey Class. No.: </label>363.1