Secret of Divine Civilization
Read online at http://bahai-library.com/abdulbaha_secret_divine_civilization (or with this authoritative English translation along with the original Persian and an earlier translation at http://bahai-library.com/abdulbaha_mysterious_forces_civilization )
An outstanding contribution to the future reorganization of the world
"...The Secret of Divine Civilization (The Mysterious Forces of Civilization), `Abdu'l-Bahá's outstanding contribution to the future reorganization of the world..."
- pp. 92-94 - Regarding the book apparently referred to by 'Abdu'l-Bahá, History of the Intellectual Development of Europe, see http://bahai-library.com/draper_intellectual_development_europe