TY  - BOOK
T1  - The nature of scientific thought.
DA  - [1963]
CY  - Englewood Cliffs, N.J.,
AU  - Walker, Marshall John.
CN  - Q175 .W26
CN  - Q175
PB  - Prentice-Hall
PP  - Englewood Cliffs, N.J.,
PY  - [1963]
ID  - 55336
KW  - Science
TI  - The nature of scientific thought.
ER  -