APA (7th ed.) Citation

(1959). Webster's New World dictionary of the American language: College edition. The World Publishing Company.

Chicago Style (17th ed.) Citation

Webster's New World Dictionary of the American Language: College Edition. Cleveland (USA): The World Publishing Company, 1959.

MLA (9th ed.) Citation

Webster's New World Dictionary of the American Language: College Edition. The World Publishing Company, 1959.