International survey of the resources devoted to R & D in 1967 by OECD member countries : statistical tables and notes. Vol. 5. Total tables

OECD
Bok · Engelsk · 1970

Utgitt	Paris : OECD , 1970
Omfang	130 s. : tab
Emner	Apples Fruit Malus pumila Pears Vis mer... Pyrus communis Standards Vegetables