Text ( visual ) : unmediated Sampling techniques / William G. Cochran. -- 3rd ed. -- : hard ; : pbk. -- New York : Wiley , c1977. -- xvi, 428 p. : ill. ; 24 cm. -- (Wiley series in probability and mathematical statistics ; . Applied probability and statistics ; A Wiley publication in applied statistics). -- Bibliography: p. 400-411 ; Includes indexes. -- ISBN 047116240X ; 047116240X ; (BA00854214) ; https://ci.nii.ac.jp/ncid/BA00854214 Author Heading(s): Cochran, William Gemmell. -- Classification(s): LCC : QA276.6 ; DC : 001.4/222. -- Subject Heading(s): LCSH : Sampling (Statistics)