Perkins, W. M., & McMurtrie-Perkins, N. (1986). Raising drug-free kids in a drug-filled world. Harper/Hazelden.
Lua i Stíl Chicago (17ú heag.)Perkins, William Mack, agus Nancy McMurtrie-Perkins. Raising Drug-free Kids in a Drug-filled World. [San Francisco]: Harper/Hazelden, 1986.
Lua MLA (8ú heag.)Perkins, William Mack, agus Nancy McMurtrie-Perkins. Raising Drug-free Kids in a Drug-filled World. Harper/Hazelden, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.