Cita APA (7a ed.)
WILLIAMSON, T. (2002). Necessary Existents. Royal Institute of Philosophy Supplement, 51(1), 233-252.
Cita Chicago Style (17a ed.)
WILLIAMSON, TIMOTHY. "Necessary Existents." Royal Institute of Philosophy Supplement 51, no. 1 (2002): 233-252.
Cita MLA (9a ed.)
WILLIAMSON, TIMOTHY. "Necessary Existents." Royal Institute of Philosophy Supplement, vol. 51, no. 1, 2002, pp. 233-252.
Precaución: Estas citas no son 100% exactas.