APA (7th ed.) Citation

Levin, L. A. (2022). Set Theory in the Foundation of Math; Internal Classes and External Sets.

Chicago Style (17th ed.) Citation

Levin, Leonid A. Set Theory in the Foundation of Math; Internal Classes and External Sets. 2022.

MLA (9th ed.) Citation

Levin, Leonid A. Set Theory in the Foundation of Math; Internal Classes and External Sets. 2022.

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