APA (7th ed.) Citation

Great Britain & United States. (2021). Transportation: Aviation transport services : agreement between the United States of America and United Kingdom of Great Britain and Northern Ireland with annexes, signed at Washington and London, November 10 and 17, 2020 ; entered into force March 25, 2021. United States Department of State.

Chicago Style (17th ed.) Citation

Great Britain and United States. Transportation: Aviation Transport Services : Agreement Between the United States of America and United Kingdom of Great Britain and Northern Ireland with Annexes, Signed at Washington and London, November 10 and 17, 2020 ; Entered into Force March 25, 2021. [Washington, D.C.]: United States Department of State, 2021.

MLA (8th ed.) Citation

Great Britain and United States. Transportation: Aviation Transport Services : Agreement Between the United States of America and United Kingdom of Great Britain and Northern Ireland with Annexes, Signed at Washington and London, November 10 and 17, 2020 ; Entered into Force March 25, 2021. United States Department of State, 2021.