TY  - BOOK
AU  - International conference on input-output techniques, 4th, Geneva,Jan 8-12,1968
TI  - Proceedings
U1  - 339.23 
PY  - 1970///
CY  - Amsterdam 
PB  - North Holland publishing co.
N1  -  Contents; v.1: Contributions to input output analysis; v.2: Appliocationa of input output analysis
ER  -