Cita APA (7th ed.)

Tarski, A. (1968). Undecidable theories. North-Holland.

Cita Chicago (17th ed.)

Tarski, Alfred. Undecidable Theories. Amsterdam: North-Holland, 1968.

Cita MLA (9th ed.)

Tarski, Alfred. Undecidable Theories. North-Holland, 1968.