Perry, P. J. An extraordinary commission: The story of a journey through Europe's disaster.
Chicago-Zitierstil (17. Ausg.)Perry, Peter J.C. An Extraordinary Commission: The Story of a Journey Through Europe's Disaster.
MLA-Zitierstil (8. Ausg.)Perry, Peter J.C. An Extraordinary Commission: The Story of a Journey Through Europe's Disaster.
警告：这些引文格式不一定是100％准确.