Lammers, W. W. (1983). Public policy and the aging. Congressional quarterly.
Cita Chicago Style (17a ed.)Lammers, Williams W. Public Policy and the Aging. Washington: Congressional quarterly, 1983.
Cita MLA (9a ed.)Lammers, Williams W. Public Policy and the Aging. Congressional quarterly, 1983.
Precaución: Estas citas no son 100% exactas.