Trends and Issues in African Philosophy
F. Ochieng'-Odhiambo
The Riemann Hypothesis and the Distribution of Prime Numbers
Naji Arwashan
The Meaning of History: Reflections on Spengler, Toynbee, and ...
Henry A. Kissinger
The Crusades: A History From Beginning to End
Hourly History
Measurement and Piaget
Donald Ross Green & Maguerite P. Ford & George B. Flamer
Putting on the Mind of Christ: The Inner Work of Christian Spirituality
James Marion & Ken Wilber