Douglas james. (1976). Paliament across frontiners: A short history of the Inter-parliamentary Union. HMSO.
Παραπομπή Chicago StyleDouglas james. Paliament Across Frontiners: A Short History of the Inter-parliamentary Union. London: HMSO, 1976.
Παραπομπή MLADouglas james. Paliament Across Frontiners: A Short History of the Inter-parliamentary Union. HMSO, 1976.
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