Giles, P. (1994). The history and technique of the counter-tenor: A study of the male high voice family. Scolar Press.
Čikaški stil citiranja (17. izdanje)Giles, Peter. The History and Technique of the Counter-tenor: A Study of the Male High Voice Family. Hants, Eng: Scolar Press, 1994.
MLA način citiranja (9. izdanje)Giles, Peter. The History and Technique of the Counter-tenor: A Study of the Male High Voice Family. Scolar Press, 1994.
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