APA (7th ed.) Citation

Parkman, F. (2011). Historic Handbook of the Northern Tour. Project Gutenberg.

Chicago Style (17th ed.) Citation

Parkman, Francis. Historic Handbook of the Northern Tour. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Parkman, Francis. Historic Handbook of the Northern Tour. Project Gutenberg, 2011.

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