TY  - BOOK
AU  - Nagel,Ernest
TI  - The structure of science: Problems in the logic of scientific explanation 
SN  - 0710005458
U1  - 501 
PY  - 1961///]
CY  - London
PB  - Routledge & Kegan Paul
KW  - Science
KW  - Philosophy
N1  - Includes bibliogr. references
ER  -