Take a hot-blooded female clone from the future and match her up with a daring adventurer from the past, and you have the makings of a great science-fiction story. Now, let them time-travel and you have The Grandfather Paradox.
January 2017 : Paperback
January 2011 : USA Paperback
April 1998 : USA Paperback
January 2017 : USA, Canada, UK Kindle edition