New Perspectives on Adolescent Risk BehaviorRichard Jessor (Ed.) (1998). New York: Cambridge University Press. 576 pp. $43.90 (<i>paperback</i>) - International Handbook of Cognitive and Behavioural Treatments for Psychological DisordersV.E. Caballo (Ed.) (1998). New York: Elsevier Science Inc; 400 pp.; US $122.50 (<i>hardback</i>) - Acute Stress Disorder: A Handbook of Theory, Assessment, and TreatmentRichard A. Bryant and Allison G. Harvey (2000). Washington, DC: American Psychological Association. 251 pp. $83.00 (<i>hardback</i>) - Behavior and Cognitive Therapy Today: Essays in Honor of Hans J. EysenckE. Sanavio (Editor) (1998). New York: Elsevier Science. 356 pp. $194.00 (<i>hardcover</i>)