APA (7th ed.) Citation

Howard, K. (2010). Confessions of an Opera Singer. Project Gutenberg.

Chicago Style (17th ed.) Citation

Howard, Kathleen. Confessions of an Opera Singer. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Howard, Kathleen. Confessions of an Opera Singer. Project Gutenberg, 2010.

Warning: These citations may not always be 100% accurate.