GUPTA, S. (1975). Fundamental real analysis. Vikas publishing.
Cita Chicago (17th ed.)GUPTA, S.L. Fundamental Real Analysis. New Delhi: Vikas publishing, 1975.
Cita MLA (9th ed.)GUPTA, S.L. Fundamental Real Analysis. Vikas publishing, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.