APA (7th ed.) Citation

Wills, C., & Wills, D. (1980). History of photography: Techniques and equipment. Exeter Books.

Chicago Style (17th ed.) Citation

Wills, Camfield, and Deirdre Wills. History of Photography: Techniques and Equipment. New York: Exeter Books, 1980.

MLA (9th ed.) Citation

Wills, Camfield, and Deirdre Wills. History of Photography: Techniques and Equipment. Exeter Books, 1980.