APA (7th ed.) Citation

(1918). Simplified method of tracing rays through any optical system of lenses, prisms, and mirrors.

Chicago Style (17th ed.) Citation

Simplified Method of Tracing Rays Through Any Optical System of Lenses, Prisms, and Mirrors. 1918.

MLA (9th ed.) Citation

Simplified Method of Tracing Rays Through Any Optical System of Lenses, Prisms, and Mirrors. 1918.

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