APA

Puerto Rico, . (1954). Survey of incomes and expenditures of wage earner's families in Puerto Rico in 1952: preliminary release no. 1-4. San Juan, P.R: .

Chicago

Puerto Rico, . 1954. Survey of incomes and expenditures of wage earner's families in Puerto Rico in 1952: preliminary release no. 1-4. San Juan, P.R: .

Harvard

Puerto Rico, . (1954). Survey of incomes and expenditures of wage earner's families in Puerto Rico in 1952: preliminary release no. 1-4. San Juan, P.R: .

MLA

Puerto Rico, . Survey of incomes and expenditures of wage earner's families in Puerto Rico in 1952: preliminary release no. 1-4. San Juan, P.R: . 1954.