TY  - BOOK
AU  - Salkind,Neil J.
TI  - Encyclopedia of research design
SN  - 9781412961271
AV  - HA29 .E525 2010
PY  - 2010///
CY  - Thousand Oaks Calif.
PB  - SAGE Publications
KW  - Social sciences
KW  - Statistical methods
ER  -