TY  - BOOK
AU  - Lehtonen,Risto 
AU  - Pakhinen, Erkki ,J
TI  - Practical Methods for Design and Analysis of Complex Surveys
SN  - 0-470-84769-7
U1  - 001.433 LEH 
PY  - 2004///
CY  - New York
PB  - John Wiley and Sons,Inc
ER  -