APA (7th ed.) Citation

Kretzmann, N. (1965). Elements of formal logic. Bobbs-Merrill.

Chicago Style (17th ed.) Citation

Kretzmann, Norman. Elements of Formal Logic. Indianapolis: Bobbs-Merrill, 1965.

MLA (9th ed.) Citation

Kretzmann, Norman. Elements of Formal Logic. Bobbs-Merrill, 1965.

Warning: These citations may not always be 100% accurate.