Duey, P. A. (2012). Bel canto in its golden age: A study of its teaching concepts. [Read?].
Цитирование в стиле Чикаго (17-е изд.)Duey, Philip A. Bel Canto in Its Golden Age: A Study of Its Teaching Concepts. [Alcester?]: [Read?], 2012.
Цитирование MLA (9-е изд.)Duey, Philip A. Bel Canto in Its Golden Age: A Study of Its Teaching Concepts. [Read?], 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.