APA (7th ed.) Citation

Merriam-Webster. (1985). Webster's ninth new collegiate dictionary. Merriam-Webster.

Chicago Style (17th ed.) Citation

Merriam-Webster. Webster's Ninth New Collegiate Dictionary. Springfield, Mass: Merriam-Webster, 1985.

MLA (9th ed.) Citation

Merriam-Webster. Webster's Ninth New Collegiate Dictionary. Merriam-Webster, 1985.

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