APA (7th ed.) Citation

MacLean, J. P. (2011). A Manual of the Antiquity of Man. Project Gutenberg.

Chicago Style (17th ed.) Citation

MacLean, J. P. A Manual of the Antiquity of Man. Project Gutenberg, 2011.

MLA (9th ed.) Citation

MacLean, J. P. A Manual of the Antiquity of Man. Project Gutenberg, 2011.

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