Alchemy: Unlocking Secrets of an Ancient Mystical Science
Mari Silva
Ockham and Ockhamism: Studies in the Dissemination and Impact ...
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A Guide to the Project Management Body of Knowledge
Project Management Institute, Inc.
Encyclopedia of World Cultures: Middle America and the Caribbean
David Levinson
CRC Concise Encyclopedia of Mathematics
Eric W. Weisstein
Principles of Microeconomics
Nicholas Gregory Mankiw