TY  - GEN
AU  - Little, Roderick J.A.
AU  - Rubin, Donald B.
TI  - Statistical analysis with missing data
SN  - 0471802549
U1  - 519.5 
PY  - 1987///
CY  - New York
PB  - John Willy & Sons
KW  - Statistical mathematics
ER  -