Cita APA (7a ed.)

Naiman, A., Rosenfeld, R., & Zirkel, G. (1977). Understanding statistics (2nd. ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Naiman, Arnold, Robert Rosenfeld, y Gene Zirkel. Understanding Statistics. 2nd. ed. New York: McGraw-Hill, 1977.

Cita MLA (8a ed.)

Naiman, Arnold, et al. Understanding Statistics. 2nd. ed. McGraw-Hill, 1977.