Harry Wallop, Harry Wallop. Deflation: why it is dangerous. The Daily Telegraph. 18 November 2008 [20 September 2016]. (原始内容存档于2022-01-12). 含有連結內容需訂閱查看的頁面 (link)
Harry Wallop, Harry Wallop. Deflation: why it is dangerous. The Daily Telegraph. 18 November 2008 [20 September 2016]. (原始内容存档于2022-01-12). 含有連結內容需訂閱查看的頁面 (link)