Hopkins, B. C. (2011). The origin of the logic of symbolic mathematics: Edmund Husserl and Jacob Klein. Indiana University Press.
Cita Chicago (17th ed.)Hopkins, Burt C. The Origin of the Logic of Symbolic Mathematics: Edmund Husserl and Jacob Klein. Bloomington: Indiana University Press, 2011.
Cita MLA (9th ed.)Hopkins, Burt C. The Origin of the Logic of Symbolic Mathematics: Edmund Husserl and Jacob Klein. Indiana University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.