==References====Readings==* Adler, Jacob, "A Life on the Stage: A Memoir", translated and with commentary by Lulla Rosenfeld, Knopf, New York, 1999, ISBN 0-679-41351-0.
"A Life on the Stage: A Memoir", translated and with commentary by Lulla Rosenfeld, Knopf, New York, 1999, ISBN 0-679-41351-0.