Rubin, R. (2017). Back over there: One American time-traveler, 100 years since the Great War, 500 miles of battle-scarred French countryside, and too many trenches, shells, legends and ghosts to count (First edition.). St. Martin's Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rubin, Richard. Back over There: One American Time-traveler, 100 Years Since the Great War, 500 Miles of Battle-scarred French Countryside, and Too Many Trenches, Shells, Legends and Ghosts to Count. First edition. New York: St. Martin's Press, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Rubin, Richard. Back over There: One American Time-traveler, 100 Years Since the Great War, 500 Miles of Battle-scarred French Countryside, and Too Many Trenches, Shells, Legends and Ghosts to Count. First edition. St. Martin's Press, 2017.