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ASA PH2.5-1960. American Standard Method for Determining Speed of photographic Negative Materials (Monochrome, Continuous Tone). New York: United States of America Standards Institute.

ASA PH2.15-1964 (R1976). American Standard: Automatic Exposure Controls for Cameras. New York: United States of America Standards Institute.

"Camera and Imaging Products Association". 2016. Exchangeable image file format for digital still cameras: Exif Version 2.31  (PDF).

Canon. n.d. "Camera settings: Shooting modes" . Canon Professional Network. Retrieved 5 December 2016.

CIPA. See Camera and Imaging Products Association.

Davis, Phil. 1999. Beyond the Zone System , 4th ed. Boston: Focal Press.  ISBN 0-240-80343-4

Desfor, Irving. 1957. "F-Stops On Cameras Discarded; Pick Number From 4 To 18". Arizona Republic, September 1.

Gebele, Kurt. 1958. Photographic Shutter. US Patent 2,829,574, filed 2 November 1953, and issued 8 April 1958.

Jones, Loyd A., and H. R. Condit. 1941. "The Brightness Scale of Exterior Scenes and the Computation of Correct Photographic Exposure". Journal of the Optical Society of America 31:11, Nov. 1941, 651–678.

Jones, Loyd A., and H. R. Condit. 1948. "Sunlight and skylight as determinants of Photographic exposure. I. Luminous density as determined by solar altitude and atmospheric conditions". Journal of the Optical Society of America 38:2, Feb. 1948, 123–178.

Jones, Loyd A., and H. R. Condit. 1949. "Sunlight and skylight as determinants of Photographic exposure. II. Scene structure, directional index, photographic efficiency of daylight, safety factors, and evaluation of camera exposure". Journal of the Optical Society of America 39:2, Feb. 1949, 94–135.

Ray, Sidney F. 2000. "Camera Exposure Determination". In The Manual of Photography: Photographic and Digital Imaging, 9th ed. Ed. Ralph E. Jacobson, Sidney F. Ray, Geoffrey G. Atteridge, and Norman R. Axford. Oxford: Focal Press. ISBN 0-240-51574-9

Ray, Sidney F. 2002. Applied Photographic Optics. 3rd ed. Oxford: Focal Press. ISBN 0-240-51540-4

Ulffers, D. 1968. "Sensitivity Specifications of Exposure Meters". British Journal of Photography 115, 47.