another one that I enjoyed in that era was Footfall... I loved it.
Review 1 of 11
The book depicts the arrival of members of an alien species called the Fithp that have traveled to the Solar System from Alpha Centauri in a large spacecraft driven by a Bussard ramjet. Their intent is conquest of the planet Earth.
another one that I enjoyed in that era was Footfall... I loved it.
What made the match, strongest first