Flowerdew, Stanley J. <br/><br/>
A Lenguage for editing and Formating Text. 

 - California-US :   The Federation Internationale de Documentation,   1970. 
 - p. 3-4 
 - Irregular 
 - No. 1 (1968) 
 - Linguistcs in Documentation ;   no. 1 .
 - Estados Unidos.   Committe on Linguistcs in Documentation of the Federation. .