The Concise Oxford Dictionary of Art and Artists
Ian Chilvers
Utilitarianism
Geoffrey Scarre
The Grail Legend
Marie-Luise von Franz & Emma Jung
The Sworn Book of Honourius the Magician
Honourius
Introduction to Philosophy of Science
Thomas J. Hickey
Merriam-Webster's Advanced Learner's English Dictionary
Merriam-Webster
Merriam-Webster's Dictionary and Thesaurus