Jaws of Darkness

Jaws of Darkness by Turtledove, Harry. mass_market edition. ISBN: 9780765343185.

The grand conflict for control of the continent of Derlavai rages on in a battle with all the drama and terror of the Second World War-- only the bullets are beams of magical fire. The tanks and submarines are great lumbering beasts, and the fighters and bombers are dragons raining fire upon their targets. Hope may be dawning at last. The terrible onslaught of the conquering forces of Algarve-- who power their battle magics with the life energy of their murdered victims-- has begun to founder. But though the tide has begun to turn, the conflict is far from over. As the deaths of innocent civilians on both sides continue to feed the flames of war, those who have struggled to survive and preserve their freedom have only their passions to see them through....