Who wrote "The Quiet" ? The movies with Elisha Cuthbert and Camilla Belle but who wrote it the NOVEL?

i cant find the author anywhere? can any1 help?Who wrote "The Quiet" ? The movies with Elisha Cuthbert and Camilla Belle but who wrote it the NOVEL?I don't think it was a novel. But the film was written by Abdi Nazemian and

Micah Schraft.