Cochran William G Sampling techniques Cochran William G - 3 - New Delhi Wiely eastern limited 1977 - xvi,428p. cm. - Wiley series in probability and mathematical statistics . Bibliographical references 400-411p. ISBN: 0852261217 (hbd) Standard No.: 13285 Source: Textual Subjects--Topical Terms: Sampling theory Dewey Class. No.: B2817, J3;L7;3