APA (7th ed.) Citation

(1961). Webster's new collegiate dictionary: A Merriam-Webster. G. & C. Merriam.

Chicago Style (17th ed.) Citation

Webster's New Collegiate Dictionary: A Merriam-Webster. Springfield, MA: G. & C. Merriam, 1961.

MLA (9th ed.) Citation

Webster's New Collegiate Dictionary: A Merriam-Webster. G. & C. Merriam, 1961.