Citazione Stile APA (7a Edizione)

(1989). Webster's unabridged dictionary of the English language. Portland House : Distributed by Crown Publishers.

Citazione stile Chigago Style (17a edizione)

Webster's Unabridged Dictionary of the English Language. New York: Portland House : Distributed by Crown Publishers, 1989.

Citatione MLA (9a ed.)

Webster's Unabridged Dictionary of the English Language. Portland House : Distributed by Crown Publishers, 1989.