APA (7th ed.) Citation

Merriam-Webster, Inc. (1989). The Merriam-webster thesaurus. Merriam-Webster Inc.

Chicago Style (17th ed.) Citation

Merriam-Webster, Inc. The Merriam-webster Thesaurus. Massachusetts: Merriam-Webster Inc, 1989.

MLA (9th ed.) Citation

Merriam-Webster, Inc. The Merriam-webster Thesaurus. Merriam-Webster Inc, 1989.

Warning: These citations may not always be 100% accurate.