Down P J <br/><br/>
Fault diagnosis in data communications systems 
Down P J 
 - Manchester  NCC           1977 
 - xvii, 189p.  cm. 
<br/><br/><label>Standard No.: </label>41050 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Database<br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>D65,8(B):3, L72