: Published around 1991 by the Leading Edge Research Group , often featuring a velobind or softcover.
: Approximately 458 to 459 pages in a large-format (quarto) layout. Matrix II - The Abduction and Manipulation of H...
: Used copies of early editions are frequently priced between ~$595 and ~$720 at retailers like AbeBooks.com and eBay . Modern reprints may be found for approximately ~$109 on eBay. : Published around 1991 by the Leading Edge