Organisation for Economic Co-operation and Development. (1986). OECD economic surveys: Belgium-Luxembourg. Organisation for Economic Co-Operation and Development.

Organisation for Economic Co-operation and Development. OECD Economic Surveys: Belgium-Luxembourg. Paris, France: Organisation for Economic Co-Operation and Development, 1986.

Organisation for Economic Co-operation and Development. OECD Economic Surveys: Belgium-Luxembourg. Organisation for Economic Co-Operation and Development, 1986.