Mukhopadhyay, Parimal . Theory and methods of survey sampling / by Parimal Mukhopadhyay. - 2nd ed. / - New Delhi : PHI Learning Private Ltd. , 2009 - xvi, 563 p. : ISBN: 978-81-203-3576-6 Subjects--Topical Terms: Statistics- Sampling Dewey Class. No.: B2817 / P9;4