Chaudhuri, Arijit. Essentials of survey sampling / Arijit Chaudhuri. - / . - New Delhi : PHI Learning , 2010. - x,242p. : figures ; 20cm . Includes index ISBN: 9788120339705 RS225.00 Subjects--Index Terms: SOCIAL SURVEYS Dewey Class. No.: 301.0723 / CHA/E