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2.
KirchnerC., and PetersonR.Statistical Brief #5, Employment: Selected Characteristics, Journal of Visual Impairment and Blindness, 1979, 73(6), 239–242.
3.
KirchnerC., and PetersonR.Statistical Brief #7, Multiple Impairments Among Non-institutionalized Blind and Visually Impaired Persons, Journal of Visual Impairment and Blindness, 1980, 74(1), 42–44.
4.
LevitanS., and TaggartR.Jobs for the Disabled, Baltimore, Md.: Johns Hopkins U. Press, 1977.
5.
National Commission on Employment and Unemployment Statistics, Counting the Labor Force, Washington, D.C.: U.S. Government Printing Office, 1979.
6.
PetersonR., LowmanC., and KirchnerC.Statistical Brief #2, Visual Handicap: Statistical Data on a Social Process, Journal of Visual Impairment and Blindness, 1978, 72 (4), 419–421.
7.
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8.
Statistical Brief #1 (See Kirchner and Lowman, above.)
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10.
Statistical Brief #5 (See Kirchner and Peterson, above.)
11.
Statistical Brief #7 (See Kirchner and Peterson, above.)
