Perry, R. B. Present Philosophical Tendencies.
Cita Chicago Style (17a ed.)Perry, Ralph Barton. Present Philosophical Tendencies.
Cita MLA (9a ed.)Perry, Ralph Barton. Present Philosophical Tendencies.
Precaución: Estas citas no son 100% exactas.
Perry, R. B. Present Philosophical Tendencies.
Cita Chicago Style (17a ed.)Perry, Ralph Barton. Present Philosophical Tendencies.
Cita MLA (9a ed.)Perry, Ralph Barton. Present Philosophical Tendencies.