Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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