Des, Raj
Sample survcey theory - 1 - New Delhi Narosu Publishing House 1999 - 346
81 7319136 0
Elements of estimation
nonsampling errors
519 .52 / DES/SA
Sample survcey theory - 1 - New Delhi Narosu Publishing House 1999 - 346
81 7319136 0
Elements of estimation
nonsampling errors
519 .52 / DES/SA