Selected annotated bibliography on essential drugs /  
World Health Organisation. 
 - 2nd ed. 
 - Geneva :    WHO,    1990. 
 - 213 p. ;    30 cm. 
<br/><br/>  Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Drugs -- bibliography.
<br/><br/><label>Dewey Class. No.: </label>MISR 615.116 SEL