Cita APA (7th ed.)

MENDENHALL, W., & OTT, L. (1972). Understanding statistics. Duxbury.

Cita Chicago (17th ed.)

MENDENHALL, William, i Lyman OTT. Understanding Statistics. California: Duxbury, 1972.

Cita MLA (9th ed.)

MENDENHALL, William, i Lyman OTT. Understanding Statistics. Duxbury, 1972.