TY  - BOOK
AU  - Hanson,Norwood Russell
TI  - Patterns of discovery : : An inquiry into the conceptual foudations of science. 
AV  - Q175 H36 1965
PY  - 1965///
CY  - Cambridge : 
PB  - Cambridge University Press, 
KW  - Ciencia
KW  - Filosofía
ER  -