APA-referens (7:e uppl.)

(1998). In Concert(The Philippine Madrigal Singers). UP College of Music.

Chicago-referens (17:e uppl.)

In Concert(The Philippine Madrigal Singers). Quezon City: UP College of Music, 1998.

MLA-referens (9:e uppl.)

In Concert(The Philippine Madrigal Singers). UP College of Music, 1998.