The selection of essential drugs :  second report of the WHO Expert Committee. 

 - Geneva :  World Health organization,  1979. 
 - 44 p. 
 - Technical report series / World Health Organization ;  641. .
 - Technical report series (World Health Organization) ;  641. .
<br/><br/><label>ISBN: </label>9241206411 
<br/><br/><label>LCCN: </label>88991043  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grugs.<br/>Drugs--Dosage forms.