Encyclopedia of the World's Nations and Cultures
George Thomas Kurian
Encyclopedia of Mathematics Education
Steve Lerman
Blaues Gold: Das globale Geschäft mit dem Wasser
Maude Barlow & Tony Clarke
Marvel Encyclopedia, New Edition
Unknown
Introduction to Boolean Algebras
Steven Givant & Paul Halmos
Nine Lenses on the World: The Enneagram Perspective
Jerome Peter Wagner