P. Guirao has written:
‘General English & Spanish Computer Dictionary Diccionario General de Informatica’
‘El enigma de los mapas de Piri Reis’ — subject(s): Cartography, dietas Curiosities and wonders, Early maps, History, Prehistoric peoples
‘Mundo sobrenatural’ — subject(s): Occultism, Parapsychology
‘Cagliostro’
‘La protohistoria’ — subject(s): Circle-squaring, Geometry, Life on other planets, Pyramids
What has the author P Guirao written?