Wells, S. M. <br/><br/>
Coral reefs :  valuable but vulnerable / 
S.M. Wells and A.R.G. Price. 
 - Gland, Switzerland :  World Wide Fund for Nature,  1992. 
 - 40 p. 
<br/><br/><label>ISBN: </label>2880850983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coral reef conservation.<br/>Conservation of natural resources.<br/>Coral reefs and islands--Economic aspects.<br/>Reefs.