TY  - BOOK
AU  - Jacob Cohen
TI  - Statistical power analysis for the behavioral sciences
U1  - 519.502415 
PY  - 1971///
CY  - New York
PB  - Academic Press
N1  - Jacob Cohen: Statistical power analysis for the behavioral sciences.  New York.  Academic Press, 1971.--(519.502415COH)
ER  -