The assessment manual provides information on test instruments for use with delinquent youth in the areas of achievement, perception, and potential. The manual lists publishers and prices, and gives a description of each test, along with it's purpose and application. Specific areas included are language, audition, vision, visual-motor coordination, reading achievement and diagnosis, intelligence, emotional development, self-concept, social behavior, and daily living skills. An introductory section discusses four basic elements of the assessment philosophy. A list of 26 hints for testing, such as choose a setting for the testing which is quiet and record responses verbatim, is included. (PHR)