European standards for drinking-water 

 - 2nd. ed. 
 - Geneva :  World Health Organization,  1970 
 - 58 p. ;  24 cm. 
<br/><br/><label>LCCN: </label>72-190271 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water--Standards--Europe