S.P.Gupta. (2019). Statistical Methods (45th ed.). Sultan Chand & Sons.
Citación estilo ChicagoS.P.Gupta. Statistical Methods. 45th ed. Delhi: Sultan Chand & Sons, 2019.
Cita MLAS.P.Gupta. Statistical Methods. 45th ed. Sultan Chand & Sons, 2019.
Warning: These citations may not always be 100% accurate.