Sugerencias
Quizá quiso decir:
Proceedings of the Conference on the World Climate Research Programme 1997 Geneva, Switzerland
Workshop on the Economic and Societal Impacts Associated with the 1982-83 Worldwide Climate Anomalies Lugano 1985
Report on the World Nutrition Situation 3o. 1997 Geneva
Report on the World Nutrition Situation 4o. 2000 Geneva
Ecosystems of the world; 28
Abstracts of the world congress of malacology Washington, DC 1998
The masters of world architecture series.
Architecture of the world
Proceedings of the World Climate Conference 2nd. Genéve 1990
World Society for the Protection of Animals