The Martian by Andy Weir Paperback Book 9780091956141

Im stranded on Mars I have no way to communicate with Earth Im in a Habitat designed to last 31 days If the Oxygenator breaks down Ill suffocate If the Water Reclaimer breaks down Ill die of thirst If the Hab breaches Ill just kind of explode If none of those things happen Ill eventually run out of food and starve to death