Spencer, D. (1973). The focal dictionary of photography technologie. Focal Press.
Chicago Style aipamenaSpencer, D.A. The Focal Dictionary of Photography Technologie. Focal Press, 1973.
MLA aipamenaSpencer, D.A. The Focal Dictionary of Photography Technologie. Focal Press, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.