APA

Thiel C., . (1968). Sense and reference in Frege's logic. Dordrecht: Reidel.

Chicago

Thiel Christian, . 1968. Sense and reference in Frege's logic. Dordrecht: Reidel.

Harvard

Thiel C., . (1968). Sense and reference in Frege's logic. Dordrecht: Reidel.

MLA

Thiel Christian, . Sense and reference in Frege's logic. Dordrecht: Reidel. 1968.