Chatterji, P. (1989). Set theory and number. Rajhans.
Cita Chicago (17th ed.)Chatterji, P.N. Set Theory and Number. Meerut: Rajhans, 1989.
Cita MLA (9th ed.)Chatterji, P.N. Set Theory and Number. Rajhans, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.