TY  - BOOK
AU  - Bogdan Radu J ed
TI  - Henry E Kyburg and Issac Levi
U1  - R3xN280jN30, M2 
PY  - 1982///
CY  - Dordrecht
PB  - D Reidel      
N1  - Bib 309-18p
ER  -