APA-Zitierstil (7. Ausg.)

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

Chicago-Zitierstil (17. Ausg.)

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

MLA-Zitierstil (8. Ausg.)

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