TY  - BOOK
AU  - J.Berger
AU  - Fienberg,S. 
AU  - Gani,J. 
AU  - Krickeberg,K.
AU  - Singer,B. 
TI  - Lecture Notes in Statistics:  : The Matching Methodology Some Statistical Properties 
SN  - 0387969705
U1  - 519.5 
PY  - 1989///.
CY  - New York: 
PB  - Springer Verlag; 
ER  -