TY  - BOOK
AU  - Cohen,Morris Raphael
AU  - Negel,Ernest
TI  - IntroducciÃ³n a la lÃ³gica y al mÃ©todo cientÃ­fico
PY  - 1968///]
CY  - Buenos Aires
PB  - Amorrortu
KW  - Logic
KW  - Local
KW  - Scientific research
N1  - Translation of : An introduction to logic and scientific method; Includes bibliographical references
ER  -