Columbia subject headings:
Electronic data processing--Dictionaries.
Information science--Dictionaries.
Telecommunication--Dictionaries.
Harvard subject headings:
Electronic data processing--Dictionaries
Information science--Dictionaries
Information technology--Dictionaries
Telecommunication--Dictionaries
Princeton subject headings:
Dictionaries.
Electronic data processing--Dictionaries.
Information science--Dictionaries.
Telecommunication--Dictionaries.