Cita APA (7th ed.)
Langford, M., Fox, A., Smith, R. S., & Bruce, A. Langford's basic photography: The guide for serious photographers (Eleventh edition.).
Cita Chicago (17th ed.)
Langford, Michael, Anna Fox, Richard Sawdon Smith, i Andrew Bruce. Langford's Basic Photography: The Guide for Serious Photographers. Eleventh edition.
Cita MLA (9th ed.)
Langford, Michael, et al. Langford's Basic Photography: The Guide for Serious Photographers. Eleventh edition.
Atenció: Aquestes cites poden no estar 100% correctes.