Frey, Donnalyn <br/><br/>
A directory of electronic mail addressing & networks / 
Donnalyn Frey and Rick Adams 
 - 4th ed. 
 - Sebastopol, Calif. :  O'Reilly,  1994 
 - 640 p. 
<br/><br/><label>ISBN: </label>1565920465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ELECTRONIC MAIL SYSTEMS--DIRECTORIES<br/>COMPUTER NETWORKS--DIRECTORIES
<br/><br/><label>LC Class. No.: </label>HE6239 .E54  / F739D 1994