TY  - BOOK
AU  - Krathwohl,David R.
TI  - Methods of educational and social science research: the logic of methods 
SN  - 9781577665762
AV  - H62 .K6793 2009
U1  - 300.72 KRA 21
PY  - 2009///
CY  - Long Grove, IL
PB  - LWaveland Press
KW  - Social sciences
KW  - Research
KW  - Methodology
KW  - Statistical methods
N1  - Includes bibliographical references (p. 705-734) and indexes
ER  -