TY  - BOOK
AU  - Welkowitz,Joan
TI  - Introductory statistics for the behavioural sciecnes
SN  - 9780470000000
U1  - 519.502.43 W31I 
PY  - 2012///
CY  - New Jersy
PB  - John Wiley
KW  - Social sciences- statistical methods
ER  -