The World Book encyclopedia An encyclopedia designed especially to meet the needs of elementary, junior high, and senior high school students. By World Book
Video demystified This is by far the most informative analog and digital video reference available, made even more comprehensive through the author's inclusion of the hottest new ... By Keith Jack
Police Officer Exam Tests include two that were actually given by the New York City Police Department. Brand-new in this edition is a completely new diagnostic exam. By Donald J. Schroeder