USAID< USP USA. (1998). Study on priority and misused drugs.
Lua i Stíl Chicago (17ú heag.)USAID< USP USA. Study on Priority and Misused Drugs. 1998.
Lua MLA (8ú heag.)USAID< USP USA. Study on Priority and Misused Drugs. 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.