APA (7e ed.) Bronvermelding

Puerto Rico. Commonwealth Board of Elections. (1983). Results of elections, San Juan, 1904-1980.

Chicago (17e ed.) Bronvermelding

Puerto Rico. Commonwealth Board of Elections. Results of Elections, San Juan, 1904-1980. 1983.

MLA (8e ed.) Bronvermelding

Puerto Rico. Commonwealth Board of Elections. Results of Elections, San Juan, 1904-1980. 1983.

Let op: Deze citaties zijn niet altijd 100% accuraat.