TY - BOOK ED - UnitedNations Educational, Scientific and Cultural Organization.(Paris)and systems Research Institute (Pune) TI - Review of global modelling and its relevance to planning U1 - 338.00724 21st PY - 1980/// CY - Paris PB - UNESCO KW - Modeling; International economic relations; Economic development-Developing countries N1 - SS.80/conf. 706/2 ER -