APA (7th ed.) Citation

(2001). Random House Webster's unabridged dictionary (2nd ed.). Random House.

Chicago Style (17th ed.) Citation

Random House Webster's Unabridged Dictionary. 2nd ed. New York: Random House, 2001.

MLA (9th ed.) Citation

Random House Webster's Unabridged Dictionary. 2nd ed. Random House, 2001.