TY  - BOOK
AU  - Smith, Perter
TI  - An Introduction to Formal Logic
T2  - Cambridge introductions to philosophy
SN  - 9781108411394 
U1  - 160 
PY  - 2020///
CY  - New York
PB  - Cambridge University Press
KW  - Philisophy
KW  - Logic
ER  -