621.382  / P949 <br/>
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       PROVISIONAL RECOMMENDATIONS X.3, X.25, X.28, AND X.29 ON PACKET-SWITCHED DATA TRANSMISSION SERVICES 
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 .-  International Telicommunication Union, Geneva,  1978 
<br><U>Copy Details:</u><br> Acc. No.: <b>A71065</b>, Full Call No.: 621.382 P949,   Item type:  Books , Location: COMPACT STORAGE (BASEMENT), <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>