TY  - BOOK
AU  - Copi,Irving M.
AU  - Gould,James A.
TI  - Readings on logic
U1  - 160 23
PY  - 1972///
CY  - New York
PB  - Macmillan Publishing co., Inc.
KW  - Logic
N1  - Includes index and Bibliography: p. 302-310
ER  -