Chicago:
Noah Webster Jr., "Sagittal," American Dictionary of the English Language, Vol. 2 in An American Dictionary of the English Language, Vol. 2 (New York: S. Converse, 1828), Original Sources, accessed December 15, 2025, http://www.originalsources.com/Document.aspx?DocID=4WWFPB8B5ZWNKNY.
MLA:
Webster, Noah, Jr. "Sagittal." American Dictionary of the English Language, Vol. 2, in An American Dictionary of the English Language, Vol. 2, New York, S. Converse, 1828, Original Sources. 15 Dec. 2025. http://www.originalsources.com/Document.aspx?DocID=4WWFPB8B5ZWNKNY.
Harvard:
Webster, N, 'Sagittal' in American Dictionary of the English Language, Vol. 2. cited in 1828, An American Dictionary of the English Language, Vol. 2, S. Converse, New York. Original Sources, retrieved 15 December 2025, from http://www.originalsources.com/Document.aspx?DocID=4WWFPB8B5ZWNKNY.