Harrison & Sons & Her Majesty's Stationery Office. (1988). The London Diplomatic List: Incorporating Directory of International Organisations. Harrison & Sons, Her Majesty's Stationery Office.
Citazione stile Chigago Style (17a edizione)Harrison & Sons e Her Majesty's Stationery Office. The London Diplomatic List: Incorporating Directory of International Organisations. London: Harrison & Sons, Her Majesty's Stationery Office, 1988.
Citatione MLA (9a ed.)Harrison & Sons e Her Majesty's Stationery Office. The London Diplomatic List: Incorporating Directory of International Organisations. Harrison & Sons, Her Majesty's Stationery Office, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.