Sampling techniques /
Cochran, William Gemmell, 1909-
Sampling techniques / William G. Cochran. - Third - New York : Wiley, c1977. - xvi, 428 p. : ill. ; 24 cm. - Wiley series in probability and mathematical statistics A Wiley publication in applied statistics .
Sampling techniques / William G. Cochran. - Third - New York : Wiley, c1977. - xvi, 428 p. : ill. ; 24 cm. - Wiley series in probability and mathematical statistics A Wiley publication in applied statistics .