Cita APA (7th ed.)

Yule, G. U., & Kendall, M. G. (1950). An introduction to the theory of statistics (14th ed., rev. and enl.). Hafner Pub.

Cita Chicago (17th ed.)

Yule, George Udny, i Maurice George Kendall. An Introduction to the Theory of Statistics. 14th ed., rev. and enl. New YOrk: Hafner Pub, 1950.

Cita MLA (9th ed.)

Yule, George Udny, i Maurice George Kendall. An Introduction to the Theory of Statistics. 14th ed., rev. and enl. Hafner Pub, 1950.