Lomax, R. G., & Hahs-Vaughn, D. L. (2012). Statistical concepts: A second course (4th edition.). Routledge.
Lua i Stíl Chicago (17ú heag.)Lomax, Richard G., agus Debbie L. Hahs-Vaughn. Statistical Concepts: A Second Course. 4th edition. New York: Routledge, 2012.
Lua MLA (9ú heag.)Lomax, Richard G., agus Debbie L. Hahs-Vaughn. Statistical Concepts: A Second Course. 4th edition. Routledge, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.