A Prisoner and Yet... by Corrie Ten Boom and published by Christian Literature Crusade.
When the Nazis overran Holland Corrie ten Boom, her father and sister, chose to risk death by making their quiet, respectable home a haven for refugees. Finally the Gestapo came and during the months in a concentration camp that followed, Corrie ten Boom shared suffering and torture, watched her father and sister die. Yet she survived, mind intact, soul still free. Whre did this gentle, undemanding woman find the courage to resist... to suffer... yet to endure? This book contains the answer. It reveals a belief in Christ that carried an innocent woman through some of the worst agonies man can devise. Here is one of the most tragic, yet finally most inspiring and faith giving true stories of modern times!