Cita APA (7a ed.)

Walpole, R. E. (1997). Introduction to statistics (3rd ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Walpole, Ronald E. Introduction to Statistics. 3rd ed. Singapore: Prentice Hall, 1997.

Cita MLA (9a ed.)

Walpole, Ronald E. Introduction to Statistics. 3rd ed. Prentice Hall, 1997.