APA-referens (7:e uppl.)

(2001). A Recital of Vocal and Performance Classes: An evening of arias, ensembles, scenes. U.P. College of Music.

Chicago-referens (17:e uppl.)

A Recital of Vocal and Performance Classes: An Evening of Arias, Ensembles, Scenes. Quezon City: U.P. College of Music, 2001.

MLA-referens (9:e uppl.)

A Recital of Vocal and Performance Classes: An Evening of Arias, Ensembles, Scenes. U.P. College of Music, 2001.