"1 11 781.43 781.43 |c Methodes, vocalises, uitvoeringstechnieken |d Methods, vocalises, performance techniques Methodes, vocalises, uitvoeringstechnieken Methods, vocalises, performance techniques" . "11" . "781.43 |c Methodes, vocalises, uitvoeringstechnieken |d Methods, vocalises, performance techniques" . "1" . "Methodes, vocalises, uitvoeringstechnieken"@nl . . "781.43" . "Methods, vocalises, performance techniques"@en . . "11" .