Gleich, A. v., Ehrke, M., Petersen, H. J., & Hrubesch, P. (1983). The political and economic relations between Europe and Latin America in view of the southern enlargement of the European Community due to the entry of Spain and Portugal. Institut für Iberoamerika-Kunde.

Gleich, A. von, M. Ehrke, H. J. Petersen, and P. Hrubesch. The Political and Economic Relations Between Europe and Latin America in View of the Southern Enlargement of the European Community Due to the Entry of Spain and Portugal. Hamburgo: Institut für Iberoamerika-Kunde, 1983.

Gleich, A. von, et al. The Political and Economic Relations Between Europe and Latin America in View of the Southern Enlargement of the European Community Due to the Entry of Spain and Portugal. Institut für Iberoamerika-Kunde, 1983.