Symbols for language , countries and authorities 

 - Geneva  ISO         1967 
 - 15p  cm. 
 - ISO recommendation,R639-1967(E) .
<br/><br/><label>Standard No.: </label>6,965 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:97, qK7