APA (7th ed.) Citation

Steiner, R. (1999). Studies in Gregorian chant. Ashgate.

Chicago Style (17th ed.) Citation

Steiner, Ruth. Studies in Gregorian Chant. Aldershot, Hampshire ; Brookfield, Vt., USA: Ashgate, 1999.

MLA (9th ed.) Citation

Steiner, Ruth. Studies in Gregorian Chant. Ashgate, 1999.