Omar Khayyam, Edward FitzGerald, Christopher Decker (1997). “Edward FitzGerald, Rubáiyát of Omar Khayyám: A Critical Edition”, p.167, University of Virginia Press
Gustav Holst, Michael Short, William Gillies Whittaker (1974). “Gustav Holst, letters to W. G. Whittaker”, University of Glasgow French and German Publications
Oscar Wilde (2014). “Le Portrait de Dorian Gray / The Picture of Dorian Gray: Édition bilingue: français - anglais / Bilingual Edition: French - English”, p.196, BookRix