APA (7th ed.) Citation

Gibson, C. R. (1926). How photography came about. Blackie.

Chicago Style (17th ed.) Citation

Gibson, Charles R. How Photography Came About. London: Blackie, 1926.

MLA (9th ed.) Citation

Gibson, Charles R. How Photography Came About. Blackie, 1926.

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