APA (7th ed.) Citation

Unknown. (2009). Fifty Glimpses of Washington and Its Neighborhood. Project Gutenberg.

Chicago Style (17th ed.) Citation

Unknown. Fifty Glimpses of Washington and Its Neighborhood. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Unknown. Fifty Glimpses of Washington and Its Neighborhood. Project Gutenberg, 2009.

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