TY  - BOOK
AU  - Cohen,Morris Raphael
AU  - Nagel,Ernest
ED  - United States Armed Forces Institute.
TI  - An introduction to logic and scientific method
U1  - 160 
PY  - 1968/// [Reprint 1978]
CY  - New Delhi
PB  - Allied
KW  - Logic
KW  - Methodology
KW  - Study and teaching
N1  - Includes bibliographies & Index
ER  -