Proceres mil ochocientos diez en el sesquicentenario de la independencia Proceres 1810

Próceres latinoamericanos / Alberto Prieto

Próceres del Perú : Felipe Santiago Estenós

Proceres Americanos / Ilus.: Francisco Moreno Galván

Proceres 1810 : en el sesquicentenario de la independencia Proceres mil ochocientos diez en el sesquicentenario de la independencia

El prócer Juan Manuel Iturregui / René Byrne Valcárcel

Proceedings: Symposium on the scientific and technological gap in Latin America / [a cura di] Roberto Esquenazi Mayo, Klem M. Shahani, Samuel B. Treves

Proceedings, Symposium on the Physical Environment of the Hudson Bay Lowland : March 30, 31, 1973, University of Guelph, Guelph, Ontario / sponsored by the Department of Land Resource Science, University of Guelph

Proceedings of the VI Interamerican Seminar on Cosmic Rays, 19 to 24 July 1970

Proceedings of the Symposium on the oceanography and fisheries resources of the Tropical Atlantic : review papers and contributions / United nations educational, scientific and cultural organization