Pillai, R. S. N., & Bagavathi. (2010). Statistics: Theory and practice. S. Chand & Co..
Cita Chicago (17th ed.)Pillai, R. S. N., i Bagavathi. Statistics: Theory and Practice. New Delhi: S. Chand & Co., 2010.
Cita MLA (9th ed.)Pillai, R. S. N., i Bagavathi. Statistics: Theory and Practice. S. Chand & Co., 2010.
Atenció: Aquestes cites poden no estar 100% correctes.