APA (7th ed.) Citation

Pringle, J. A discourse on the invention and improvements of the reflecting telescope. Delivered at the anniversary meeting of the Royal Society, November 30, 1777. By Sir John Pringle.

Chicago Style (17th ed.) Citation

Pringle, John. A Discourse on the Invention and Improvements of the Reflecting Telescope. Delivered at the Anniversary Meeting of the Royal Society, November 30, 1777. By Sir John Pringle.

MLA (9th ed.) Citation

Pringle, John. A Discourse on the Invention and Improvements of the Reflecting Telescope. Delivered at the Anniversary Meeting of the Royal Society, November 30, 1777. By Sir John Pringle.

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