TY  - BOOK
AU  - Leibniz
AU  -  Parkinson G.H.R. Tr.
TI  - Logical papers:  a selection
U1  - R1xK46x, K6;1 
PY  - 1966///
CY  - Glasgow
PB  - Oxford Univ. Press     
KW  - PHILOSOPHY
ER  -