Cita APA (7a ed.)

Geach, P. T. (1980). Logic matters. University of California Press.

Cita Chicago Style (17a ed.)

Geach, P. T. Logic Matters. Berkeley [etc.]: University of California Press, 1980.

Cita MLA (9a ed.)

Geach, P. T. Logic Matters. University of California Press, 1980.