UFO Book (Preview): “UFOs Over Topanga Canyon: Eyewitness Accounts of the California Sightings” (Google Books)

By Preston E. Dennett

Publisher: Llewellyn Publications (now Llewellyn Worldwide), Woodbury (St. Paul), Minnesota

Publication date: 8 May 1999

https://books.google.com/books?id=8NMKKIV2518C&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

(amazon.com image)