*Gustav Mahler : memories and letters / by Alma Mahler ; edited by Donald Mitchell, translated by Basil Creighton. - 3. ed. further enlarged with a new appendix and chronology / by Knud Martner and Donald Mitchell London : Murray, 1973 XLII, 393 p, .16. p. di tav. : ill., facs., es mus., ritr. ; 25 cm.
