Columbia subject headings:
Bibliography--Dictionaries--German.
Books--Dictionaries--German.
Library science--Dictionaries--German.
Harvard subject headings:
Bibliography--Dictionaries--German.
Books--Dictionaries--German.
Libraries--Dictionaries--German.
Library science--Dictionaries--German.
Princeton subject headings:
Bibliography--Dictionaries--German.
Books--Dictionaries--German.
Libraries--Dictionaries--German.