TY  - BOOK
AU  - Mithell Robert Edward
ED  - Survey Research Center. California
TI  - Survey materials collected in the developing countries: sampling, measurement, and interviewing obstacles to intra- and inter-national comparisons
U1  - 300.723 
PY  - 1965///
CY  - Berkeley
PB  - University of California
KW  - Social sciences-research
ER  -