Random House Historical Dictionary of American Slang, Vol. 2: H-O
The Dictionary of American Slang
The Oxford Dictionary of Slang (Oxford Quick Reference)
American Slang Dictionary, Fourth Edition (McGraw-Hill ESL References)
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions: The Most Up-to-Date Reference for the Nonstandard Usage, Popular Jargon, and Vulgarisms of Contempos (McGraw-Hill ESL References)
Oxford Dictionary of English Idioms (Oxford Quick Reference)
Dictionary of Slang and Unconventional English: Colloquialisms, and Catch-Phrases, Solecisms and Catachresis, Nicknames, and Vulgarisms
Garner's Modern English Usage
The Rise and Fall of American Growth: The U.S. Standard of Living since the Civil War (The Princeton Economic History of the Western World)
The Chicago Manual of Style, 16th Edition