Cita APA (7a ed.)

Noonan, H. W. (2001). Frege: : a critical introduction. Polity Press.

Cita Chicago Style (17a ed.)

Noonan, Harold W. Frege: : A Critical Introduction. Cambridge: Polity Press, 2001.

Cita MLA (9a ed.)

Noonan, Harold W. Frege: : A Critical Introduction. Polity Press, 2001.