APA-viite (7. p.)
Ashley, M. (2009). How high should boys sing?: Gender, authenticity and credibility in the young male voice. Ashgate Pub..
Chicago-viite (17. p.)
Ashley, Martin. How High Should Boys Sing?: Gender, Authenticity and Credibility in the Young Male Voice. Farnham, England ; Burlington, VT: Ashgate Pub., 2009.
MLA-viite (9. p.)
Ashley, Martin. How High Should Boys Sing?: Gender, Authenticity and Credibility in the Young Male Voice. Ashgate Pub., 2009.
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