APA (7th ed.) Citation

Great Britain. Commonwealth Office & Great Britain. Colonial Office. St. Vincent. H.M.S.O.

Chicago Style (17th ed.) Citation

Great Britain. Commonwealth Office and Great Britain. Colonial Office. St. Vincent. London: H.M.S.O.

MLA (9th ed.) Citation

Great Britain. Commonwealth Office and Great Britain. Colonial Office. St. Vincent. H.M.S.O.

Warning: These citations may not always be 100% accurate.