Haldeman, Joe W

The Ngumi War of 2043 is taking its toll on Julian Class, a soldier who operates an indestructible, remote controlled war machine known as a soliderboy, so when he and his lover make a startling scientific discovery that could set the universe back to the beginning of time, he is very tempted to try it out.

Private William Mandella, drafted into an elite military unit to fight the alien Taurans, finds it difficult to adjust to life on Earth after he returns to find the world has aged nearly thirty years compared to his own one.

Rosa Coleman flees across the uncivilized Western frontier to save herself and her young son from her abusive husband, but she finds herself facing further danger when something not of this world reveals the universe's secrets to her.

Private William Mandella, drafted into an elite military unit to fight the alien Taurans, finds it difficult to adjust to life on Earth after he returns to find the world has aged nearly thirty years compared to his own one.

The Ngumi War of 2043 is taking its toll on Julian Class, a soldier who operates an indestructible, remote controlled war machine known as a soldierboy, so when he and his lover make a startling scientific discovery that could set the universe back to the beginning of time, he is very tempted to try it out.

Describes the experiences of a nineteen-year-old American soldier during his tour of duty in Vietnam in 1968.