The sale of Sandro Calvani's books does not generate any income for the
La vendita dei libri di Sandro Calvani non genera alcun guadagno a favore dell'autore.
Trying to understand the life, death and miracles of the coca leaf. The point of view of coca bush producers and those who want to legalize the production of cocaine. Coca and human development. Coca and sustainable development. All the miracles of coca leaf products.
For global solidarity. A world in disequilibrium. Social crisis in the African Sub-Sahara. The Church teachings on human development. A process of sustainable development. NGO’s and the interdependence of the global economy.
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