Bantam New College Latin and English Dictionary by John C. Traupman
This totally revised and expanded edition of Bantam's revolutionary Latin reference work, based on the foremost Classical authorities and organized to achieve the utmost clarity, precision, and convenience, now features more than 70,000 new entries that correspond to current English usage, in addition to a larger range of illustrative phrases.

Writers Market by Robert Hendrickson
From the literary to the bizarre, this encyclopedia features the origins of over 9,000 words and phrases, including slang, proverbs, animal and plant names, nicknames, historical expressions, and more.

Chambers Dictionary of Etymology by Larousse Kingfisher Chambers
This fascinating dictionary explores the development of over 25,000 English words.

Wired Style: Principles of English Usage in the Digital Age by Constance Hale; Jessie Scanlon; Hale Scanlon
Now thoroughly updated and available in paperback--the wickedly fun, indispensable guide to surviving the idiosyncrasies of cyberspeak. "More than a stylebook, (it's) also a guide to, or justification of, a distinctive flavor of writing."--"The New York Times."