Cita APA

Spiegel, M. R., & Stephens, L. J. (2011). Schaum's outline statistics (4th ed.). McGraw-Hill.

Chicago Edition Citation

Spiegel, Murray R., i Larry J. Stephens. Schaum's Outline Statistics. 4th ed. New Delhi: McGraw-Hill, 2011.

Cita MLA

Spiegel, Murray R., i Larry J. Stephens. Schaum's Outline Statistics. 4th ed. McGraw-Hill, 2011.