Cita APA (7th ed.)

Gaunt, L. (1978). The focal guide to the dark room. Focal Press.

Cita Chicago (17th ed.)

Gaunt, Leonard. The Focal Guide to the Dark Room. London: Focal Press, 1978.

Cita MLA (9th ed.)

Gaunt, Leonard. The Focal Guide to the Dark Room. Focal Press, 1978.