(1980). Recital (Voice Repertoire Class). UP College of Music.
Chicagoスタイル(17版)引用形式Recital (Voice Repertoire Class). Quezon City: UP College of Music, 1980.
MLA(9版)引用形式Recital (Voice Repertoire Class). UP College of Music, 1980.
警告: この引用は必ずしも正確ではありません.