Wang, Yang
Chorus singing from the people
Buku Teks
Benjamin, Thomas
Music for sight singing
Schirmer Cengage Learning, 2013
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Perspectives
London : Hamish Hamilton Ltd
Majalah, Jurnal, Buletin
Perspectives on ....
Artikel Jurnal
De Mallet Burgess, Thomas
The Singing and acting handbook : games and exercises for the performer
Routledge, 2000
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