Columbia subject headings:
Strikes and lockouts--Australia.
Strikes and lockouts--Great Britain.
Strikes and lockouts--United States.
Strikes and lockouts.
Harvard subject headings:
Strikes and lockouts--Australia.
Strikes and lockouts--Great Britain
Strikes and lockouts--United States
Strikes and lockouts.
Princeton subject headings:
Strikes and lockouts--Australia.
Strikes and lockouts--Great Britain.
Strikes and lockouts--United States.
Strikes and lockouts.