Lemmon, E. J. (1968). Introduction to axiomatic set theory. Routledge & K. Paul.
Cita Chicago (17th ed.)Lemmon, Edward John. Introduction to Axiomatic Set Theory. London: Routledge & K. Paul, 1968.
Cita MLA (9th ed.)Lemmon, Edward John. Introduction to Axiomatic Set Theory. Routledge & K. Paul, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.