Advanced English Grammar: A Linguistic Approach
Ilse Depraetere & Chad Langford
The Tenses of the English Language Abridged Version 1.2
Max Brown
Banned Mind Control Secrets
Richard Dotts
Linguistic Theories of Humor
Salvatore Attardo
A Short History of the Middle Ages
Barbara H. Rosenwein
Scholastic Dictionary of Synonyms, Antonyms, and Homonyms
Scholastic Inc.
Longman Photo Dictionary of American English
Pearson Education, Inc. & Longman Staff & Longman & Pearson Education Staff
Merriam-Webster's Dictionary and Thesaurus
Merriam-Webster
Roget's Super Thesaurus
Marc McCutcheon