Josef Škvorecký (1986). “The engineer of human souls: an entertainment on the old themes of life, women, fate, dreams, the working class, secret agents, love and death”, Picador
Edith Cavell's last statements prior to her execution (October 11, 1915), as reported in an account by Reverend H. Stirling Gahan in "Source Records of the Great War, Volume III" edited by Charles F. Horne, www.firstworldwar.com. 1923.