APA (7th ed.) Citation

G. Schirmer, Inc, & Schmid, W. (1989). Something New to Sing About Level 1: Choral literature for treble ensemble. Glencoe Publishing Co..

Chicago Style (17th ed.) Citation

G. Schirmer, Inc, and Will Schmid. Something New to Sing About Level 1: Choral Literature for Treble Ensemble. Mission Hills, California: Glencoe Publishing Co., 1989.

MLA (9th ed.) Citation

G. Schirmer, Inc, and Will Schmid. Something New to Sing About Level 1: Choral Literature for Treble Ensemble. Glencoe Publishing Co., 1989.