APA (7th ed.) Zitazioa

Harnett, D. L. (1982). Statistical methods. Addison-Wesley Pub..

Chicago Style (17th ed.) Zitazioa

Harnett, Donald L. Statistical Methods. Massachusetts: Addison-Wesley Pub., 1982.

MLA (9th ed.) Zitazioa

Harnett, Donald L. Statistical Methods. Addison-Wesley Pub., 1982.