APA

Costa Rica, . (1965). Constitution of the Republic of Costa Rica. Washington: Pan American Union.

Chicago

Costa Rica, . 1965. Constitution of the Republic of Costa Rica. Washington: Pan American Union.

Harvard

Costa Rica, . (1965). Constitution of the Republic of Costa Rica. Washington: Pan American Union.

MLA

Costa Rica, . Constitution of the Republic of Costa Rica. Washington: Pan American Union. 1965.