Cita APA (7th ed.)
Gupta, C. B. (2004). An introduction to statistical methods (23rd Rev. ed.). Vikas Publishing Hse.
Cita Chicago (17th ed.)
Gupta, C. B. An Introduction to Statistical Methods. 23rd Rev. ed. New Delhi: Vikas Publishing Hse, 2004.
Cita MLA (9th ed.)
Gupta, C. B. An Introduction to Statistical Methods. 23rd Rev. ed. Vikas Publishing Hse, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.