APA (7th ed.) Citation

Price, W. H. (2011). The Civil War Centennial Handbook. Project Gutenberg.

Chicago Style (17th ed.) Citation

Price, William H. The Civil War Centennial Handbook. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Price, William H. The Civil War Centennial Handbook. Project Gutenberg, 2011.

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