More from this Author
Found 2 books by Christine R. Hartel (Editor)

Mental Retardation
by Daniel J. Reschly (Editor), Tracy G. Myers (Editor), Christine R. Hartel (Editor), National Research Council Staff (Contribution by), U. S. Social Security Administration Staff (Contribution by), Disability Determination for Mental Retardation Committee, Board on Behavioral Cognitive, and Sensory Sciences Staff, Division of Behavioral and Social Sciences and Education Staff

Drug Abuse
by Meyer D. Glantz (Editor), Christine R. Hartel (Editor), Naimah Z. Weinberg (Editor)