Gupta, S. P. (2017). Statistical methods (45th rev. ed.). Sultan Chand.
Citación estilo ChicagoGupta, S P. Statistical Methods. 45th rev. ed. N.Delhi: Sultan Chand, 2017.
Cita MLAGupta, S P. Statistical Methods. 45th rev. ed. Sultan Chand, 2017.
Warning: These citations may not always be 100% accurate.