TY  - BOOK
AU  - Griliches, Zvi and Ringstad, V.
AU  - Ringstad, V. ; jt. auth.
TI  - Economies of scale and the form of the producton function; an econometric study of Norwegian manufacturing establishmentdata
U1  - 338.016 
PY  - 1971///
CY  - Amsterdam
PB  - North-Holland
ER  -