Cita APA

Billings, W. 1., & Smith, G. (1993). Billings in blue: Soprano solo, SAATB chorus a cappella. Van Nuys, California: Laurendale Associates.

Citación estilo Chicago

Billings, William 1746-1800, y Gregg Smith. Billings in Blue: Soprano Solo, SAATB Chorus a Cappella. Van Nuys, California: Laurendale Associates, 1993.

Cita MLA

Billings, William 1746-1800, y Gregg Smith. Billings in Blue: Soprano Solo, SAATB Chorus a Cappella. Van Nuys, California: Laurendale Associates, 1993.