APA (7th ed.) Citation

Smullyan, R. M. (1968). First-Order Logic (Second prt.). Springer.

Chicago Style (17th ed.) Citation

Smullyan, Raymond M. First-Order Logic. Second prt. Berlin u.a: Springer, 1968.

MLA (9th ed.) Citation

Smullyan, Raymond M. First-Order Logic. Second prt. Springer, 1968.