National Research Council (U.S.). Committee on Vision & ebrary, Inc. (1985). Emergent techniques for assessment of visual performance. National Academy Press.
Cita Chicago (17th ed.)National Research Council (U.S.). Committee on Vision i Inc ebrary. Emergent Techniques for Assessment of Visual Performance. Washington, D.C.: National Academy Press, 1985.
Cita MLA (9th ed.)National Research Council (U.S.). Committee on Vision i Inc ebrary. Emergent Techniques for Assessment of Visual Performance. National Academy Press, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.