TY  - BOOK
ED  - Organisation for Economic Co-operation and Development
TI  - Overall level and structure of R & D efforts in OECD member countries
U1  - 507.2 
PY  - 1967///
CY  - Paris
PB  - OECD
KW  - Scientific research
N1  - Study of researchs devoted to R & D in OECD member countries in 1963/64
ER  -