Cita APA (7a ed.)

Ruben, D. H. (1984). Drug abuse and the elderly: An annotated bibliography. Scarecrow Press.

Cita Chicago Style (17a ed.)

Ruben, Douglas H. Drug Abuse and the Elderly: An Annotated Bibliography. Metuchen, NJ [u.a.]: Scarecrow Press, 1984.

Cita MLA (8a ed.)

Ruben, Douglas H. Drug Abuse and the Elderly: An Annotated Bibliography. Scarecrow Press, 1984.