TY  - BOOK
AU  - Copi,Irving M.
AU  - Cohen,Carl
TI  - Introduction to logic
SN  - 0131898345 (student : alk. paper)
AV  - BC 108 C783i 2005
U1  - 160 
PY  - 2005///
CY  - Upper Saddle River, N.J.
PB  - Pearson/Prentice Hall
KW  - Logic
KW  - Textbooks
KW  - Lógica
KW  - Silogismos
KW  - Razonamiento
N1  - Includes bibliographical references and index
ER  -