Cita APA (7th ed.)

Johnson, P. O., & Jackson, R. W. B. (1953). Introduction to statistical methods. Prentice-Hall.

Cita Chicago (17th ed.)

Johnson, Palmer O., i Robert W. B. Jackson. Introduction to Statistical Methods. Nueva York: Prentice-Hall, 1953.

Cita MLA (9th ed.)

Johnson, Palmer O., i Robert W. B. Jackson. Introduction to Statistical Methods. Prentice-Hall, 1953.