A Commentary on Plato's Meno (University of North Carolina Press, 1965)
Greek Mathematical Thought and the Origin of Algebra (MIT Press, 1968), translated from German by , originally published in 1934–36.
Eva Brann
Plato's Trilogy: Theaetetus, the Sophist, and the Statesman (University of Chicago Press, 1977)
Jacob Klein: Lectures and Essays ed. by Robert Williamson and Elliott Zuckerman (St. John's College Press, 1985)
Hopkins, Burt C. (2011). The Origin of the Logic of Symbolic Mathematics: Edmund Husserl and Jacob Klein. Indiana University Press. 9780253356710.