Siddique, A. (1977). Criminology: Problems & perspectives (4th ed.). Eastern Book Co..
Lua i Stíl Chicago (17ú heag.)Siddique, Ahmad. Criminology: Problems & Perspectives. 4th ed. Lucknow: Eastern Book Co., 1977.
Lua MLA (8ú heag.)Siddique, Ahmad. Criminology: Problems & Perspectives. 4th ed. Eastern Book Co., 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.