TY  - BOOK
AU  - WEINBERG Sharon Lawner
AU  -  ABRAMOWITZ Sarah Knapp
TI  - Statistics using stata:  An integrative approach   
SN  - 9781107461185
U1  - X:(B28):(D6,9(B), Q6 
PY  - 2016///
CY  - New York
PB  - Cambridge University Press       
N1  - References: p 166-172
ER  -