ebrary, Inc, & Hellier, R. (2013). Women singers in global contexts: Music, biography, identity. University of Illinois Press.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, i Ruth Hellier. Women Singers in Global Contexts: Music, Biography, Identity. Urbana: University of Illinois Press, 2013.
MLA način citiranja (9. izdanje)ebrary, Inc, i Ruth Hellier. Women Singers in Global Contexts: Music, Biography, Identity. University of Illinois Press, 2013.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.