Friedman, L. M. (1950). Know Thyself. A Program for American Jewish History (Forty-Eighth annual Meeting). The Jewish Publication Society.
Lua i Stíl Chicago (17ú heag.)Friedman, Lee M. Know Thyself. A Program for American Jewish History (Forty-Eighth Annual Meeting). Philadelphia: The Jewish Publication Society, 1950.
Lua MLA (8ú heag.)Friedman, Lee M. Know Thyself. A Program for American Jewish History (Forty-Eighth Annual Meeting). The Jewish Publication Society, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.