CCITT Plenary Assembly (Red Book) Malaga-Torremolinos, 1984 :   Data Communication Network Services and Facilities, Recommendations X.1-X.15 : Fascicle /   Vol.VIII.2 

 - Geneva :   ITU,   1984. 
 - VII, 73 s.;   30 cm. 
<br/><br/><label>ISBN: </label>9261023118