Jean-François, Leroux. The World Is Its Own Place. Jean-François, Leroux; La Bossière, Camille R. (编). Worlds of Wonder. University of Ottawa. 2004: 190–192 [2014-08-19]. ISBN 978-0-7766-0570-8. (原始内容存档于2015-02-08).
Jean-François, Leroux. The World Is Its Own Place. Jean-François, Leroux; La Bossière, Camille R. (编). Worlds of Wonder. University of Ottawa. 2004: 190–192 [2014-08-19]. ISBN 978-0-7766-0570-8. (原始内容存档于2015-02-08).