BISG Publications Book Industry Trends 2007 Book Industry Trends 2006 Environmental Benchmarking Study Under the Radar Used-Book Sales BISAC Subject Headings African Amercian Book Buyers Study BASIC Implementation Guidelines Guide To Publisher's Archives   BISAC Subject Headings   The latest release (2007 Edition) is essential for doing business today! Many companies in the supply chain require that all titles they handle carry BISAC Subject Codes. Click here to review the entire list online.