Economic and social implications of population aging : proceedings of the International Symposium on Population Structure and Development, Tokyo, 10-12 Sept. 1987

Economic and social implications of population aging : proceedings of the Internat. Symposium on Population Structure and Development, Tokyo, 10 - 12 September 1987

(1988)

International cooperation in tax matters : report of the Ad Hoc Group of Experts on International Cooperation in Tax Matters on the work of its sixth meeting

(1992)

International co-operation in tax matters : report of the Ad Hoc Group of Experts on International Co-operation in Tax Matters on the work of its fifth meeting

(1990)