APA (7th ed.) Citation

RAY, S. F. (1994). Photographic lenses & optics. Focal Press.

Chicago Style (17th ed.) Citation

RAY, Sidnay F. Photographic Lenses & Optics. Focal Press, 1994.

MLA (8th ed.) Citation

RAY, Sidnay F. Photographic Lenses & Optics. Focal Press, 1994.

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