Bachman, R., & Schutt, R. K. (2012). Fundamentals of research in criminology and criminal justice (2nd ed.). Sage.
Lua i Stíl Chicago (17ú heag.)Bachman, Ronet, agus Russell K. Schutt. Fundamentals of Research in Criminology and Criminal Justice. 2nd ed. Los Angeles: Sage, 2012.
Lua MLA (9ú heag.)Bachman, Ronet, agus Russell K. Schutt. Fundamentals of Research in Criminology and Criminal Justice. 2nd ed. Sage, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.