APA (7th ed.) Citation

Sigworth, O. F. (1960). The four styles of a decade, 1740-1750. New York Public Library.

Chicago Style (17th ed.) Citation

Sigworth, Oliver F. The Four Styles of a Decade, 1740-1750. New York: New York Public Library, 1960.

MLA (9th ed.) Citation

Sigworth, Oliver F. The Four Styles of a Decade, 1740-1750. New York Public Library, 1960.