John E. Mack/External Links


 * http://www.johnemackinstitute.org/passport/studyguidealienencounters.pdf
 * http://johnemackinstitute.org/center/center_news.asp?id=227
 * http://johnemackinstitute.org/center/center_news.asp?id=227
 * http://www.pbs.org/wgbh/nova/aliens/johnmack.html