APA

E.U.A. Department of Health and Human Services, . (1986). Income and resources of the population 65 and over, 1984. Estados Unidos: SSA.

Chicago

E.U.A. Department of Health and Human Services, . 1986. Income and resources of the population 65 and over, 1984. Estados Unidos: SSA.

Harvard

E.U.A. Department of Health and Human Services, . (1986). Income and resources of the population 65 and over, 1984. Estados Unidos: SSA.

MLA

E.U.A. Department of Health and Human Services, . Income and resources of the population 65 and over, 1984. Estados Unidos: SSA. 1986.