(1989). Webster's unabridged dictionary of the English language. Portland House : Distributed by Crown Publishers.
Chicagoスタイル(17版)引用形式Webster's Unabridged Dictionary of the English Language. New York: Portland House : Distributed by Crown Publishers, 1989.
MLA(9版)引用形式Webster's Unabridged Dictionary of the English Language. Portland House : Distributed by Crown Publishers, 1989.