Random House Webster's College Dictionary

The New International Webster's Encyclopedic Dictionary of the English Language

Merriam-Webster's Pocket Guide to Business and Everyday Math (Pocket Reference Library)

Webster's New Explorer Dictionary of Quotations

Dic Webster's II New Riverside University Dictionary

Roget's International Thesaurus (Harper Colophon Books)

The New American Roget's College Thesaurus in Dictionary Form

Roget's II: The New Thesaurus

The New Roget's Thesaurus: In Dictionary Form

Webster's Home and Office Handbook