APA aipamena

Gupta S.P. (2018). Statistical Methods (45th ed.). Sultan Chand & Sons.

Chicago Style aipamena

Gupta S.P. Statistical Methods. 45th ed. New Delhi: Sultan Chand & Sons, 2018.

MLA aipamena

Gupta S.P. Statistical Methods. 45th ed. Sultan Chand & Sons, 2018.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.