Mahler's Voices: Expression and Irony in the Songs and Symphonies. : Oxford University Press, 2009-04-01. Oxford Scholarship Online. 2009-05-01. Date Accessed 18 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195372397.001.0001/acprof-9780195372397>.
(2009-04-01). Mahler's Voices: Expression and Irony in the Songs and Symphonies. : Oxford University Press. Retrieved 18 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195372397.001.0001/acprof-9780195372397.
Mahler's Voices: Expression and Irony in the Songs and Symphonies. : Oxford University Press, 2009-04-01. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195372397.001.0001/acprof-9780195372397.
Johnson J. Mahler's Voices: Expression and Irony in the Songs and Symphonies. Oxford University Press; 2009. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195372397.001.0001/acprof-9780195372397. Accessed May 18, 2013.