TY  - BOOK
T1  - An introduction to logic
A1  - Cohen, Morris Raphael 1880-1947
A2  - Nagel, Ernest 1901-
LA  - English
PP  - New York
PB  - Harcourt, Brace & World
YR  - 1962
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217601089783
OP  - 225
NO  - This edition contains only the first part of the original text first published in 1934 under title: An introduction to logic and scientific method.
CN  - BC 108 C67 1962
KW  - Logic.
KW  - Methodology.
ER  -