National Research Council (U.S.). Committee on Disability Determination for Individuals with Visual Impairments, Lennie, P., & Van Hemel, S. B. (2002). Visual impairments: Determining eligibility for social security benefits. National Academy Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)National Research Council (U.S.). Committee on Disability Determination for Individuals with Visual Impairments, Peter Lennie, ба Susan B. Van Hemel. Visual Impairments: Determining Eligibility for Social Security Benefits. Washington, D.C.: National Academy Press, 2002.
MLA -ийн эшлэл (9 дэх хэвлэлт)National Research Council (U.S.). Committee on Disability Determination for Individuals with Visual Impairments, et al. Visual Impairments: Determining Eligibility for Social Security Benefits. National Academy Press, 2002.