A History of the Crusades: Volume 3, the Kingdom of Acre and ...
Steven Runciman
Cosmic Coincidences
John Gribbin & Martin J. Rees
Four Thousand Weeks: Time Management for Mortals
Oliver Burkeman
Frontiers of Faith : the Christian Encounter With Manichaeism ...
Jason BeDuhn & Paul Allan Mirecki
Full Planet, Empty Plates
Lester R. Brown
America's Secret War: Inside the Hidden Worldwide Struggle Between ...
George Friedman