TY  - BOOK
AU  - Becker, Howard
AU  - Kechris, Alexander S.
TI  - The descriptive set theory of Polish group actions
U1  - 513 
PY  - 1996///
CY  - Cambridge
PB  - Cambridge University Press
N1  - "Purchased under NBHM grant for the year 1996-97"
ER  -