TY  - BOOK
AU  - Ryan, Thomas P
TI  - Sample size determination and power
U1  - 615.50724 R958S 
PY  - 2013///
CY  - Hoboken
PB  - John Wiley
N1  - 1959 06/02/2015 APD1012674 09/02/2015 Main Budget
ER  -