This guide is designed to serve as a reference to assist providers of Job Training Partnership Act-funded programs in selecting appropriate interest, aptitude, and pre-employment and job readiness tests. Descriptions of 53 interest tests, 38 aptitude tests, and 37 pre-employment and job readiness tests are provided. Each description contains information pertaining to some or all of the following: year of publication, target population, reading level, scoring procedures, time required to use the instrument, instrument format, measurement scales, comments from technical reviews, and data concerning test validity and reliability. A list of publishers' addresses and a bibliography conclude the guide. (MN)