Giles, P. (1994). The history and technique of the counter-tenor: A study of the male high voice family. Scolar Press.
Citazione stile Chigago Style (17a edizione)Giles, Peter. The History and Technique of the Counter-tenor: A Study of the Male High Voice Family. Hants, Eng: Scolar Press, 1994.
Citatione MLA (9a ed.)Giles, Peter. The History and Technique of the Counter-tenor: A Study of the Male High Voice Family. Scolar Press, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.