TY  - BOOK
AU  - Simons,Joseph H.
TI  - A structureof science
U1  - 501 SIM  
PY  - 1960///.
CY  - New York : 
PB  - Philosophical Library, 
KW  - Science
KW  - Scientists
N1  - Pt.1. Science and its devotes- Pt.2. The concept of science- Pt.3. A tidy universe
ER  -