Cochran, W. G., & Cox, G. M. (1957). Experimental designs (2nd ed.). JMC Press.
Cita Chicago (17th ed.)Cochran, William Gemmell, i Gertrude M. Cox. Experimental Designs. 2nd ed. Quezon City: JMC Press, 1957.
Cita MLA (9th ed.)Cochran, William Gemmell, i Gertrude M. Cox. Experimental Designs. 2nd ed. JMC Press, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.