The Routledge Companion to Philosophy of Language
Gillian Russell
Hume on Causation
Helen Beebee
English Grammar: For Advanced Students of English
Jacqueline Melvin
Pseudoscience: The Conspiracy Against Science
Allison B. Kaufman & James C. Kaufman
Mathematics, Physics & Chemistry with the Wolfram Language
S. M. Blinder
Entertaining Mathematical Puzzles
Martin Gardner