TY  - BOOK
AU  - Daal,J.Van
AU  - Merkies,A.H.Q.M.
TI  - Aggregation in economic research: from individual to macro relations 
SN  - 9027717125
U1  - 338.01 
PY  - 1984///
CY  - Dordrecht
PB  - D. Reidel Pub.
KW  - Production (Economic theory)
KW  - Economic development
N1  - Includes bibliographical references and index
ER  -