APA (7th ed.) Citation

Orr, N. L., & Hardin, W. D. (1999). Choral music in nineteenth century America: A guide to the sources. Scarecrow Press.

Chicago Style (17th ed.) Citation

Orr, N. Lee, and W. Dan Hardin. Choral Music in Nineteenth Century America: A Guide to the Sources. Lanham, Md. [u.a.]: Scarecrow Press, 1999.

MLA (9th ed.) Citation

Orr, N. Lee, and W. Dan Hardin. Choral Music in Nineteenth Century America: A Guide to the Sources. Scarecrow Press, 1999.