TY  - BOOK
AU  - Harre, R.
AU  - 
TI  - Scientific thought 1900-1960: a selective survey
U1  - 501 
PY  - 1969///
CY  - London
PB  - Oxford University
KW  - Scienctific research
KW  - Scientific research
KW  - Research works
N1  -  Bibliog. at the end of each chap
ER  -