Documentation  : bibliographical references, abbreviations of typical words 

 - (s.l.) :  The Organization,  1975 
 - 38 h 
 - 150  ; 832 .
 - 150  ; 832 .
<br/><br/><label>LCCN: </label>26005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abreviaturas--Normas.<br/>Citas bibliográficas.