APA (7th ed.) Citation

Swift, J. (1899). Unpublished letters. T. F. Unwin.

Chicago Style (17th ed.) Citation

Swift, Jonathan. Unpublished Letters. London: T. F. Unwin, 1899.

MLA (8th ed.) Citation

Swift, Jonathan. Unpublished Letters. T. F. Unwin, 1899.

Warning: These citations may not always be 100% accurate.