International directory of mental retardation resources
edited by Rosemary F. Dybwad ; U.S. Department of Health and Human Services. President's Committee on Mental Retardation ; International League of Societies for Persons with Mental Handicap
Bok Engelsk 1990
Utgitt | Washington : The Committee , <1990>
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Omfang | vii, 347 s.
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Utgave | 3rd ed., 1986-89.
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Emner | |
ISBN | 1-107-06285-3
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