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1
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2
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3
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4
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5
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6
Foundations in singing a basic textbook in vocal technique and song interpretation
Gepubliceerd in 2002Boek -
7
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8
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9
Adventures in singing a process for exploring, discovering, and developing vocal potential
Gepubliceerd in 1995Boek -
10
The history and technique of the counter-tenor a study of the male high voice family
Gepubliceerd in 1994Boek


