APA (7th ed.) Citation

Leung, K., & Chen, D. L. (1967). Elementary set theory, parts I and II. Hong Kong University Press.

Chicago Style (17th ed.) Citation

Leung, Kam-tim, and Doris Lai-chue Chen. Elementary Set Theory, Parts I and II. [Hong Kong]: Hong Kong University Press, 1967.

MLA (9th ed.) Citation

Leung, Kam-tim, and Doris Lai-chue Chen. Elementary Set Theory, Parts I and II. Hong Kong University Press, 1967.