Spiegel Murray R & Schiller John. Probability and statistics. McGrawHill.
Lua i Stíl Chicago (17ú heag.)Spiegel Murray R agus Schiller John. Probability and Statistics. Chennai: McGrawHill.
Lua MLA (9ú heag.)Spiegel Murray R agus Schiller John. Probability and Statistics. McGrawHill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.