TY  - BOOK
AU  - Sommer, Robert
AU  - Sommer, Barbara Baker
TI  - A practical guide to behavioral research : tools and techniques
SN  - 0195026926
U1  - 150.72 SOM 
PY  - 1980///
CY  - Oxford
PB  - Oxford University Press
KW  - Social sciences - Methodology
KW  - Psychology - Methodology
N1  - <p>Includes bibliographies and index</p>
ER  -