Columbia subject headings:
Europe, Eastern--Library resources--Great Britain.
Libraries--Great Britain--Directories.
Soviet Union--Library resources--Great Britain.
Harvard subject headings:
Europe, Eastern--Library resources--Great Britain--Directories.
Europe, Eastern--Library resources.
Libraries--Great Britain--Directories
Soviet Union--Library resources--Great Britain--Directories.
Soviet Union--Library resources.
Princeton subject headings:
Directories.
Europe, Eastern--Library resources.
Libraries--Great Britain--Directories.
Soviet Union--Library resources.