Who's Who in the Twentieth Century
Unknown
Psicología integral
Kenneth E. Wilber
Dungeon, Fire and Sword: The Knights Templar in the Crusades
John J. Robinson
Morphologie: Ein Internationales Handbuch Zur Flexion Und Wortbildung
G. E. Booij
Outline of Sufism: The Essentials of Islamic Spirituality
William Stoddart
The Routledge Handbook of Political Epistemology
Michael Hannon & Jeroen de Ridder