APA (7th ed.) Citation

Youmans, W. J. (2014). Appletons' Popular Science Monthly, June 1899 Volume LV. Project Gutenberg.

Chicago Style (17th ed.) Citation

Youmans, William Jay. Appletons' Popular Science Monthly, June 1899 Volume LV. Project Gutenberg, 2014.

MLA (9th ed.) Citation

Youmans, William Jay. Appletons' Popular Science Monthly, June 1899 Volume LV. Project Gutenberg, 2014.

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