Columbia subject headings:
Harvard subject headings:
Electrical engineering--Dictionaries
Electrical engineering--Dictionaries--Polyglot
Electricity--Dictionaries
Electricity--Dictionaries--Polyglot.
Princeton subject headings:
Dictionaries.
Electrical engineering--Dictionaries--Polyglot.
Electricity--Dictionaries--Polyglot.
English language--Dictionaries--Polyglot.