APA (7th ed.) Citation

Saffle, M. (2010). Richard Wagner: A research and information guide (2nd ed.). Routledge.

Chicago Style (17th ed.) Citation

Saffle, Michael. Richard Wagner: A Research and Information Guide. 2nd ed. New York: Routledge, 2010.

MLA (9th ed.) Citation

Saffle, Michael. Richard Wagner: A Research and Information Guide. 2nd ed. Routledge, 2010.