Read, D. A. (1972). Drugs and people. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Read, Donald A. Drugs and People. Boston: Allyn and Bacon, 1972.
Lua MLA (9ú heag.)Read, Donald A. Drugs and People. Allyn and Bacon, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.