Blanchette, P. A. (2012). Frege's conception of logic. Oxford University Press.
Dyfyniad Arddull ChicagoBlanchette, Patricia A. Frege's Conception of Logic. Oxford: Oxford University Press, 2012.
Dyfyniad MLABlanchette, Patricia A. Frege's Conception of Logic. Oxford University Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.