TY  - RPRT
A1  - Campanelli, P.
A1  - Sturgis, P.
A1  - Purdon, S. 
T1  - Can You Hear Me Knocking: An Investigation into the Impact of Interviewers on Survey Response Rates
Y1  - 1997
PB  - National Centre for Social Research 
CY  - London
IS  - NCSR paper

ER  -