The Rattlesnakes Of Mars — Michael Bond

Across the burning cold red desolation of Mars two men face a desperate race to avert disaster.Brian and Jerry are two regular maintenance engineers working out in remote reaches of Mars. Their work takes them to the farthest parts of man's exploration on the red planet, but now they face a new challenge as monsters from the depths are rising to threaten them.While million of people on Earth watch, they must race to intercept and avert disaster before it's too late.