APA (7th ed.) Citation

Wildt, A. R., & Ahtola, O. (1978). Analysis of covariance. Sage University papers / Quantitative applications in the social sciences.

Chicago Style (17th ed.) Citation

Wildt, Albert R., and Olli Ahtola. "Analysis of Covariance." Sage University Papers / Quantitative Applications in the Social Sciences 1978.

MLA (9th ed.) Citation

Wildt, Albert R., and Olli Ahtola. "Analysis of Covariance." Sage University Papers / Quantitative Applications in the Social Sciences, 1978.