Rubi, V., & Abejo, M. R. (1965). Ang pasko ay sumapit: Four voices with piano accompaniment. Phoenix Pub. House.
Cita Chicago (17th ed.)Rubi, Vicente, i Maria Rosalina Abejo. Ang Pasko Ay Sumapit: Four Voices with Piano Accompaniment. [Quezon City: Phoenix Pub. House, 1965.
Cita MLA (9th ed.)Rubi, Vicente, i Maria Rosalina Abejo. Ang Pasko Ay Sumapit: Four Voices with Piano Accompaniment. Phoenix Pub. House, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.