Cita APA

Cochran, W. G. (1977). Sampling techniques (3d ed.). Wiley.

Citación estilo Chicago

Cochran, William Gemmell. Sampling Techniques. 3d ed. New York: Wiley, 1977.

Cita MLA

Cochran, William Gemmell. Sampling Techniques. 3d ed. Wiley, 1977.