The Colors of Space by Marion Zimmer Bradley
Publisher: ManyBooks 1963
ISBN/ASIN: 1603121536
Number of pages: 142
The Lhari, the first space faring race, have made contact with humans and established spaceports and trade. There is just one problem; they are keeping the secrets of their space drive to themselves. Humans are resentful and feel like second class citizens.
Science Fiction & Fantasy Science Fiction Space Opera