https://alleanzacattolica.org/massimo-introvigne-new-age-next-age-edizioni-piemme-casale-monferrato-al-2000-pp-320-35-000/
Massimo Introvigne, "New Age & Next Age", Edizioni Piemme, Casale Monferrato (Al) 2000, pp. 320, £ 35.000.