APA aipamena

Illowsky, B. (2018). Introductory statistics. Houston: OpenStax, Rice University.

Chicago Style aipamena

Illowsky, Barbara. Introductory Statistics. Houston: OpenStax, Rice University, 2018.

MLA aipamena

Illowsky, Barbara. Introductory Statistics. Houston: OpenStax, Rice University, 2018.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.