1. The management of manufacturing operations: an appraisal of recent developments;Aggarwal;Int. Jnl. of Ops. And Prod. Man,1985
2. Company classification and technological change: a new perspective on regional innovation;;Alderman,1995
3. Central Statistical Office,1980
4. Producer Services and flexible networks in theNetherlands;De long,1992
5. OPT: An answer for America, Part II;Fox;Inventories and Production,1982