TY  - BOOK
AU  - LUMLEY Thomas
TI  - Complex surveys :  A guide to analysis using R   
T2  - Wiley Series in Survey Methodology
SN  - 9780470284308
U1  - B38, Q0 
PY  - 2010///
CY  - Hoboken
PB  - John Wiley         
KW  - Economics
ER  -