Dengue haemorrhagic fever  diagnosis,     treatment,     prevention and control 
World Health Organization. 
 - 2nd ed. 
 - Geneva  World Health Organization  1997 
 - viii, 84p., 23cm. 
<br/><br/><label>ISBN: </label>92-4-154500-3. 
<br/><br/><label>Dewey Class. No.: </label>614.571  / W83D