TY  - BOOK
AU  - Lachlan A Ed.
AU  -  Srebrny M Ed.
AU  -  Zarach A Ed.
ED  - Conference on set theory and hierarchy theory (1976 : Bierrutowice)
TI  - Proceeding on set theory and hierarchy theory vie
T2  - Lecture notes in mathematics; 619
U1  - B217p1,N76, L7 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag         
KW  - Set theory
ER  -