Cita APA

Snedecor, G. W., & Cochran, W. G. (1967). Statistical methods (6th ed.). Ames: Iowa State University Press.

Citación estilo Chicago

Snedecor, George Waddel, y William Gemmell Cochran. Statistical Methods. 6th ed. Ames: Iowa State University Press, 1967.

Cita MLA

Snedecor, George Waddel, y William Gemmell Cochran. Statistical Methods. 6th ed. Ames: Iowa State University Press, 1967.