London Academy of Music and Dramatic Art. (2021). LAMDA Solo/Duo Musical Theatre Graded Examinations Syllabus: With effect from 1 August 2021 (2th edition.). LAMDA Ltd.
Chicagoスタイル(17版)引用形式London Academy of Music and Dramatic Art. LAMDA Solo/Duo Musical Theatre Graded Examinations Syllabus: With Effect from 1 August 2021. 2th edition. London: LAMDA Ltd, 2021.
MLA(9版)引用形式London Academy of Music and Dramatic Art. LAMDA Solo/Duo Musical Theatre Graded Examinations Syllabus: With Effect from 1 August 2021. 2th edition. LAMDA Ltd, 2021.
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