http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
selected, with an introd. by Richard Rumbold. Translated by J. M. Cohen.
"The French editions used in making this selection and translation are: Correspondance ... Paris, 1926-33 [and] Lettres inedites a Tourgeneff ... Monaco, 1946."