APA (7th ed.) Citation

(1977). Constitution of the Portuguese Republic. Office of the Secretary of State for Mass Communication.

Chicago Style (17th ed.) Citation

Constitution of the Portuguese Republic. Office of the Secretary of State for Mass Communication, 1977.

MLA (8th ed.) Citation

Constitution of the Portuguese Republic. Office of the Secretary of State for Mass Communication, 1977.

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