Breuer, E., & Sorkin, D. (2003). Moses Mendelssohn's first Hebrew publication: An annotated translation of the "Kohelet Mussar" / transl. by Edward Breuer. ed. by Edward Breuer and David Sorkin. Year Book / Leo Baeck Institute.

Breuer, Edward, and David Sorkin. "Moses Mendelssohn's First Hebrew Publication: An Annotated Translation of the "Kohelet Mussar" / Transl. by Edward Breuer. Ed. by Edward Breuer and David Sorkin." Year Book / Leo Baeck Institute 2003.

Breuer, Edward, and David Sorkin. "Moses Mendelssohn's First Hebrew Publication: An Annotated Translation of the "Kohelet Mussar" / Transl. by Edward Breuer. Ed. by Edward Breuer and David Sorkin." Year Book / Leo Baeck Institute, 2003.