Longley, Dennis. <br/><br/>
Expanding & networking microcomputers :  the complete and up to date guide to over 600 boards for Apple amd IBMPCs / 
Dennis Longley and Michael Shain. 
 - London :  Macmillan,  1984. 
 - [320] p. 
 - Macmillan reference paperbacks. .
<br/><br/><label>ISBN: </label>0333380061 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.<br/>Microcomputers.