Vote for the cover you prefer by posting a comment. If you have a suggestion beyond that, for instance you think parts of one are better and parts of the other are better, please feel free to speak up.
Vote on the cover for Blood Trade
City of Amathar
The Official Online Home of Author Wesley Allison
City of Amathar 
I prefer the second cover. It draws my eye more than the first, and I like the D overlapping with the T.:)