Bartlett's Familiar Quotations
--Ready Reference-- PN 6081 .B27
Chambers Dictionary of Quotations
--Ready Reference-- PN 6081 .C43 1997
Random House Webster's Quotationary
--Ready Reference-- PN 6081 .R29 1999
The Quotable Woman: The First 5,000 Years
--Ready Reference-- PN 6081.5 .Q65 2001
Bartleby.com Quotations -- This reference book site includes a searchable collection of published quotation books, including Barlett's Quotations (1919 edition), The Columbia World of Quotations (1996), Simpson's Contemporary Quotations (1988) and Respectfully Quoted (1989).
Famous Quotes and Authors.com -- Includes thousands of popular quotations grouped by author and topic.