TY  - BOOK
AU  - Hanson,Norwood Russell
TI  - Patterns of discovery: an inquiry into the conceptual foundations of science
AV  - Q175 .H27
U1  - 501 
PY  - 1958///
CY  - Cambridge [Eng.]
PB  - University Press
KW  - Science
KW  - Philosophy
ER  -