The Invasion: Earth Companion(1998)
(A book in the Invasion Earth series)
A non fiction book by Peter Haining
This companion is a fully illustrated guide to the series and how it was made, providing information on the two conflicting alien cultures and technologies, as well as interviews with the series creator Jed Mercurio about how they were conceived.
Used availability for Peter Haining's The Invasion: Earth Companion
January 1999 : USA Paperback
May 1998 : UK Paperback