APA (7th ed.) Citation

Unknown. (2004). Happy and Gay Marching Away. Project Gutenberg.

Chicago Style (17th ed.) Citation

Unknown. Happy and Gay Marching Away. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Unknown. Happy and Gay Marching Away. Project Gutenberg, 2004.

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