Collier's encyclopedia CD-ROM [electronic resource]. 

 - New York  P.F. Collier, L.P.  1996. 
 - 1 electronic computer optical disc (CD-ROM)  sd., col.  1 user's guide 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries--Databases
<br/><br/><label>Dewey Class. No.: </label>031 COL 1996