TY  - BOOK
TI  - Scientific thought: Some underlying concepts methods and procedures
T2  - New babylon, studies in the behavioral sciences, 9
U1  - 501/S416 
PY  - 1972///
CY  - Mouton; Paris
PB  - Unesco; The Hague
KW  - Science
KW  - Methodology
N1  - Bibliographical references at the end of chapters
ER  -