Cita APA

Cochran, W. G. 1., & Snedecor, G. W. n. 1. (1973). Statistical methods (6. edition.). Ames, Iowa: Iowa State University Press.

Citación estilo Chicago

Cochran, William Gemmell 1909, y George Waddel n. 1881 Snedecor. Statistical Methods. 6. edition. Ames, Iowa: Iowa State University Press, 1973.

Cita MLA

Cochran, William Gemmell 1909, y George Waddel n. 1881 Snedecor. Statistical Methods. 6. edition. Ames, Iowa: Iowa State University Press, 1973.