00507nam a22001577a 4500 0 0 0 0 RIU RIU 2016-08-25 Purchased: Golden Books 877.00 0 311.21 COC 2995 2016-08-25 00:00:00 1 2016-08-25 BK 0 0 0 0 RIU RIU 2016-08-25 Purchased: Golden Books 877.00 0 311.21 COC 2993 2016-08-25 00:00:00 2 2016-08-25 BK 16637 16637 9788126515240 (pbk) 311.21 COC Cochran, William G. Sampling techniques Delhi Wiley India Pvt. Ltd. 2015 xvi, 428 p. : ill. ; 23 cm. Includes bibliographical references and index Statistics Sample techniques Random sampling Cluster sampling Double sampling Research FBSH BK