APA (7th ed.) Citation

Altman, D., & Bland, J. (2009). Parametric v non-parametric methods for data analysis.

Chicago Style (17th ed.) Citation

Altman, D., and J. Bland. Parametric V Non-parametric Methods for Data Analysis. 2009.

MLA (9th ed.) Citation

Altman, D., and J. Bland. Parametric V Non-parametric Methods for Data Analysis. 2009.

Warning: These citations may not always be 100% accurate.