Makin, G. (2000). The metaphysicians of meaning: Russell and Frege on sense and denotation. Routledge.
Lua i Stíl Chicago (17ú heag.)Makin, Gideon. The Metaphysicians of Meaning: Russell and Frege on Sense and Denotation. London ; New York: Routledge, 2000.
Lua MLA (9ú heag.)Makin, Gideon. The Metaphysicians of Meaning: Russell and Frege on Sense and Denotation. Routledge, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.