TY  - BOOK
AU  - Cornejo, Nigel L.
TI  - Logic: The art of defining and reasoning. 
SN  - 9786214060047
U1  - Fil 160 C813 2015 c.1 
PY  - 2015///
CY  - Intramuros, Manila.
PB  - Mindhsapers Co., Inc.
KW  - Thought and thinking
KW  - Logic
N1  - Includes bibliographical references
ER  -