TY  - BOOK
AU  - Beall,J.C.
TI  - Logic: the basics 
T2  - The basics
SN  - 9780415774994 (pbk.)
U1  - 160 23
PY  - 2010///
CY  - London, New York
PB  - Routledge, Taylor & Francis Group
KW  - Logic
ER  -