Cochran William G Sampling technigues - 3 - New Delhi John Wiley 1999 - xvi, 428p cm. - Wiley Publication in Applied Statistics . Bibliography: P 400-11 ISBN: 9788126515240 250.75 Source: 6348, 26/03/2008, Sethi Book House General Book Subjects--Topical Terms: Economics Dewey Class. No.: B2817, J3;N9/TD