Cita APA (7a ed.)

Abelardo, N. National heroes' day hymn: [for] male voices (TTBB) with piano.

Cita Chicago Style (17a ed.)

Abelardo, Nicanor. National Heroes' Day Hymn: [for] Male Voices (TTBB) with Piano.

Cita MLA (9a ed.)

Abelardo, Nicanor. National Heroes' Day Hymn: [for] Male Voices (TTBB) with Piano.