McEwan, D. (2004). "The Enemy of Hypothesis": Fritz Saxl as Acting Director of the Bibliothek Warburg / Dorothea McEwan. Year Book / Leo Baeck Institute.
Lua i Stíl Chicago (17ú heag.)McEwan, Dorothea. ""The Enemy of Hypothesis": Fritz Saxl as Acting Director of the Bibliothek Warburg / Dorothea McEwan." Year Book / Leo Baeck Institute 2004.
Lua MLA (8ú heag.)McEwan, Dorothea. ""The Enemy of Hypothesis": Fritz Saxl as Acting Director of the Bibliothek Warburg / Dorothea McEwan." Year Book / Leo Baeck Institute, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.