TY  - BOOK
AU  - Kraemer Helena Chmura Au.
AU  -  Blasey Christine Au.
TI  - How many subjects?:  statistical power analysis in research
SN  - 9781483319544 (pbk)
U1  - Sigma:f, Q6 
PY  - 2016///
CY  - Los
PB  - Angeles Sage USA      
KW  - RESEARCH METHODS
ER  -