1. Ahmad, Y.L., El Serafy, S. and Lutz, E. (Eds.), (1989): Environmental Accounting for Sustainable Development, The World Bank (Washington D.C).
2. Alexandratos, N. (Ed.), (1988): World Agriculture: Towards 2000. An FAO Study, (London: Belhaven Press).
3. Alexandratos, N., (1993): “World Agriculture and Food in the Developing Countries: Prospects for the End of the Century”, Essays on Innovation, Natural Resources and the International Economy. Innovazione e Materie Prime, (Milan).
4. Antonelli, G. and Quadrio Curzio, A. (Eds.), (1988): The Agro-Technological System Towards 2000, (Amsterdam: North Holland).
5. Barret, S., (1990): “The Problem of Global Environmental Protection”, Oxford Review of Economic Policy, Vol. 6, No. 1.