TY  - BOOK
AU  - Wright,Georg Henrik von
TI  - Logical studies
T2  - International library of psychology, philosophy of logic and mathematics
SN  - 0415225752
AV  - BC6  .E74 1957
PY  - 1957/// (reprinted 2006)]
CY  - London
PB  - Routledge
KW  - Logic
ER  -