Youth drug abuse : problems, issues, and treatment / edited by George M. Beschner, Alfred S. Friedman. Beschner, George M. Friedman, Alfred S. Youth Drug use United States. Drug abuse United States. Drug abuse United States Prevention. Drug abuse In adolescence. Drug dependence In adolescence. WM270.Y83 HV5824.Y68 Y68 362.782 YOU Includes bibliographies and index. Lexington, Mass. : Lexington Books, c1979. c1979. 1979 Text xxxi, 681 p. : eng United States. United States. United States