APA (7th ed.) Citation

(2020). Twentieth amendment to the constitution: : a bill to amend the constitution of the Democratic Socialist Republic of Sri Lanka. The Government Publications Bureau.

Chicago Style (17th ed.) Citation

Twentieth Amendment to the Constitution: : A Bill to Amend the Constitution of the Democratic Socialist Republic of Sri Lanka. Colombo: The Government Publications Bureau, 2020.

MLA (9th ed.) Citation

Twentieth Amendment to the Constitution: : A Bill to Amend the Constitution of the Democratic Socialist Republic of Sri Lanka. The Government Publications Bureau, 2020.

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