WHO Expert Committee on Biological Standardization [meeting held in Geneva from 7 to 13 November 1978] : thirtieth report. 

 - 199p. 
 - (WHO technical report series ; 638) .
<br/><br/><label>ISBN: </label>92-4-120638-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological products--Standards<br/>Antibiotics--Standards<br/>Vaccines--Standards