APA (7th ed.) Zitazioa

Lammers, W. W. (1983). Public policy and the aging. Congressional quarterly.

Chicago Style (17th ed.) Zitazioa

Lammers, Williams W. Public Policy and the Aging. Washington: Congressional quarterly, 1983.

MLA (9th ed.) Zitazioa

Lammers, Williams W. Public Policy and the Aging. Congressional quarterly, 1983.