APA (7th ed.) Citation

Dame, L. L., & Brooks, H. M. (2007). Handbook of the Trees of New England. Project Gutenberg.

Chicago Style (17th ed.) Citation

Dame, Lorin Low, and Henry M. Brooks. Handbook of the Trees of New England. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Dame, Lorin Low, and Henry M. Brooks. Handbook of the Trees of New England. Project Gutenberg, 2007.

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