Cita APA (7a ed.)

Peano, G., & Kennedy, H. C. (1973). Selected works of Giuseppe Peano. University of Toronto Press.

Cita Chicago Style (17a ed.)

Peano, Giuseppe, y Hubert C. Kennedy. Selected Works of Giuseppe Peano. [Toronto]: University of Toronto Press, 1973.

Cita MLA (8a ed.)

Peano, Giuseppe, y Hubert C. Kennedy. Selected Works of Giuseppe Peano. University of Toronto Press, 1973.