Nettl, Bruno. The Study of Ethnomusicology: Thirty-One Issues and Concepts. University of Illinois Press, 2006.
Hepokoski, James, and Warren Darcy. Elements of Sonata Theory: Norms, Types, and Deformations in the Late-Eighteenth Century Sonata. Oxford University Press, 2006.
Wierzbicki, James Eugene., et al., editors. The Routledge Film Music Sourcebook. Routledge, 2012.
Schoenberg, Arnold. Theory of Harmony. Translated by Roy E. Carter, University of California Press, 1978.
Taruskin, Richard, author. The Oxford History of Western Music. Volume 5, Oxford University Press, 2009. Print.
Auner, Joseph. Music in the Twentieth and Twenty-First Centuries. Edited by Walter Frisch, volume 6, W.W. Norton and Company, 2013. Western Music in Context: A Norton History.
Burkholder, J. Peter, et al. A History of Western Music. 9th edition, W.W. Norton & Company, 2014.
Weber, William. "The History of Musical Canon." Rethinking Music. Edited by Nicholas Cook and Mark Everist, Oxford University Press, 1999, 336-355.
Electronic books are treated similarly to print books. The only difference is that after the citation you include the URL or DOI someone can use to access it.