Elgar, E. (1899). Enigma variations op. 36 = Variations on an original theme for Orchestra (Taschenpart.). Novello and Company, Ltd. [u.a.].
Chicago-referens (17:e uppl.)Elgar, Edward. Enigma Variations Op. 36 = Variations on an Original Theme for Orchestra. Taschenpart. London [u.a.]: Novello and Company, Ltd. [u.a.], 1899.
MLA-referens (8:e uppl.)Elgar, Edward. Enigma Variations Op. 36 = Variations on an Original Theme for Orchestra. Taschenpart. Novello and Company, Ltd. [u.a.], 1899.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.