APA (7th ed.) Citation

(2009). Harper's Young People, December 23, 1879 An Illustrated Weekly. Project Gutenberg.

Chicago Style (17th ed.) Citation

Harper's Young People, December 23, 1879 An Illustrated Weekly. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Harper's Young People, December 23, 1879 An Illustrated Weekly. Project Gutenberg, 2009.

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