Russell, B., & Marsh, R. C. (1956). Logic and Knowledge: Essays 12901-1950. George Allen & Unwin.
Cita Chicago Style (17a ed.)Russell, Bertrand, y Robert Charles Marsh. Logic and Knowledge: Essays 12901-1950. London: George Allen & Unwin, 1956.
Cita MLA (9a ed.)Russell, Bertrand, y Robert Charles Marsh. Logic and Knowledge: Essays 12901-1950. George Allen & Unwin, 1956.
Precaución: Estas citas no son 100% exactas.