APA (7e ed.) Bronvermelding

Cochran, W. C. (1963). Sampling techniques (2d ed.). Wiley.

Chicago (17e ed.) Bronvermelding

Cochran, William Campbell. Sampling Techniques. 2d ed. New York: Wiley, 1963.

MLA (9e ed.) Bronvermelding

Cochran, William Campbell. Sampling Techniques. 2d ed. Wiley, 1963.