APA (7th ed.) Citation

Great Britain. (1824). Additional articles to the convention concluded at London, July 28, 1817, between His Majesty and His Most Faithful Majesty, for the prevention of the illicit traffick [as printed] in slaves: Signed at Lisbon, March 15, 1823. [publisher not identified].

Chicago Style (17th ed.) Citation

Great Britain. Additional Articles to the Convention Concluded at London, July 28, 1817, Between His Majesty and His Most Faithful Majesty, for the Prevention of the Illicit Traffick [as Printed] in Slaves: Signed at Lisbon, March 15, 1823. London: [publisher not identified], 1824.

MLA (9th ed.) Citation

Great Britain. Additional Articles to the Convention Concluded at London, July 28, 1817, Between His Majesty and His Most Faithful Majesty, for the Prevention of the Illicit Traffick [as Printed] in Slaves: Signed at Lisbon, March 15, 1823. [publisher not identified], 1824.

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