TY  - BOOK
TI  - Proceedings of the Fourth International Conference on Input-Output Techniques, Geneva, 8-12 Jannuary 1968, published in honor of Wassily Leontief
SN  - 0444100296 (American Elsevier)
PY  - 1972///.
CY  - Amsterdam, London, New York
PB  - North-Holland, American Elsevier
ER  -