Scott, P. R. D. <br/><br/>
Introducting data communications standards / 
P.R.D. Scott. 
 - Manchester :  NCC Publications,  1979. 
 - 226 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>0850122201 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems--Standards.