Gupta S.C. (2007). Fundamentals of Applied Statistics (4th.). S. Chand & Sons.
Cita Chicago (17th ed.)Gupta S.C. Fundamentals of Applied Statistics. 4th. New Delhi: S. Chand & Sons, 2007.
Cita MLA (9th ed.)Gupta S.C. Fundamentals of Applied Statistics. 4th. S. Chand & Sons, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.