References
- Balassa , Bela . 1962 . The theory of economic integration , London : Allen & Unwin .
- Balassa , Bela . 1987 . “Economic integration” in Estwekkm, John, Milgate, Nurry & Peter Newman ” . In The new palgrave: a dictionary of economics , Vol. 2 , 43 – 47 . London : Basingstoke: Macmillan . E to J