Cochran, W. G. (1963). Sampling techniques (2nd ed.). John Wiley & Sons Limited.
Cita Chicago Style (17a ed.)Cochran, William Gemmell. Sampling Techniques. 2nd ed. New York ; London ; Sydney: John Wiley & Sons Limited, 1963.
Cita MLA (9a ed.)Cochran, William Gemmell. Sampling Techniques. 2nd ed. John Wiley & Sons Limited, 1963.
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