Spinors, Twistors, Quaternions, and the “Spacetime” Torus Topology
Nassim Haramein & Elizabeth A. Rauscher
Abbreviations Dictionary, Tenth Edition
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Knowledge in Ancient Philosophy
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The Nonnegotiable Gospel
Dave Hunt
Habermas: The Key Concepts
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The Dictionary of Outrageous Quotations
C. R. S. Marsden