The Problems of Mathematics
Ian Nicholas Stewart
Encyclopaedia of Mathematics: Volume 10
Michiel Hazewinkel & Ivan Matveïevitch Vinogradov
The Case for Trump
Victor Davis Hanson
A Concise Introduction to Linguistics
Bruce M. Rowe & Diane P. Levine & Brian M. Rowe
A Companion to Analytic Philosophy
A. P. Martinich & E. David Sosa
Key Bible Concepts
David W. Gooding & John Carson Lennox