Cita APA (7a ed.)

(1989). Webster's encyclopedic unabridged dictionary of the English language. Gramercy Books.

Cita Chicago Style (17a ed.)

Webster's Encyclopedic Unabridged Dictionary of the English Language. New York [etc.]: Gramercy Books, 1989.

Cita MLA (9a ed.)

Webster's Encyclopedic Unabridged Dictionary of the English Language. Gramercy Books, 1989.