APA Edition Citation

Wortham, A. W., & Smith, T. E. (1959). Practical statistics in experimental design.

Chicago Edition Citation

Wortham, A. W., and T. E. Smith. Practical Statistics in Experimental Design. 1959.

MLA Edition Citation

Wortham, A. W., and T. E. Smith. Practical Statistics in Experimental Design. 1959.

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