TY  - BOOK
AU  - Littell,R.C& At al
TI  - SAS System for mixed model
SN  - 1-55544-7791
AV  - L005
SAS 
PY  - 1996///
CY  - Kigali
PB  - SAS Institute Inc.,Cary, NC,USA
KW  - Book
ER  -