APA (7th ed.) Citation

Sigler, L. E. (1966). Exercises in set theory. Van Nostrand.

Chicago Style (17th ed.) Citation

Sigler, L. E. Exercises in Set Theory. Princeton, N.J.: Van Nostrand, 1966.

MLA (9th ed.) Citation

Sigler, L. E. Exercises in Set Theory. Van Nostrand, 1966.