TY  - BOOK
AU  - Orcher, Lawrence T.
TI  - Conducting a survey: techniques for a term project 
SN  - 9780815350316
U1  - 519.52 ORC-L 
PY  - 2017///
CY  - London
PB  - Routledge
KW  - Sampling (Statistics)
KW  - Social sciences--Statistical methods
KW  - Social surveys
ER  -