APA (7th ed.) Citation

Wallace, A. R. (2012). Man's Place in the Universe A Study of the Results of Scientific Research in Relation to the Unity or Plurality of Worlds, 3rd Edition. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wallace, Alfred Russel. Man's Place in the Universe A Study of the Results of Scientific Research in Relation to the Unity or Plurality of Worlds, 3rd Edition. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Wallace, Alfred Russel. Man's Place in the Universe A Study of the Results of Scientific Research in Relation to the Unity or Plurality of Worlds, 3rd Edition. Project Gutenberg, 2012.

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