TY  - GEN
AU  - Sommer, Robert.
AU  - Sommer, Barbara Baker
TI  - (A) practical guide to behavioral research : tools and techniques
AV  - H62 Som.
PY  - 1986///
PB  - Oxford University Press
KW  - Social science research
KW  - Social sciences - Methodology
KW  - Psychology - Research
KW  - Social science research - Data processing
N1  - 1510
ER  -